Gates Car & Light Truck Applications Catalog 431-2020 - 2008

Transcription

Catalog No. 431-2010W2008 EditionSupersedes 431-2010W (2006)Table of ContentsMaster ProductsCatalog 2008 Web Version

NOTE: Click on any item name or page number to jump directly to that item or page.Table of ContentsPromotional pages.A1–A6BeltsBladeRunner V-Belt. A6, A14BladeRunner AG Belt . A6. A14Dual-Sided Micro-V Belt .A7FleetRunner Micro-V Belt .A9FleetRunner Heavy-Duty V-Belt.A10Green Stripe BSX Belt .A11Green Stripe Micro-V AT Belt.A9Green Stripe PowerBand Belt .A12Green Stripe Truck and Bus Belt .A11Green Stripe XL V-Belt .A11Hi-Power II Belt .A12Industrial Micro-V Belt .A13Micro-V AT Belt .A7PowerLink Belt .A15PowerRated V-Belt.A14Super HC & Super HC Molded Notch V-Belt .A13TrailRunner Snowmobile Belt.A15Timing Belt.A7Tri-Power Belt .A13Truflex V-Belt .A14XL V-Belt .A7Xtreme High Performance Snowmobile Belt .A15Xtreme Recreation Belt .A15Caps, Thermostats, Gaskets & SealsFuel Cap Tester Kit .A45Fuel Caps.A44GS Heavy-Duty Thermostats .A29GS Heavy-Duty Thermostat Seals.A29Heavy-Duty Saddle Tank Caps.A45Oil Filler Caps .A46Radiator Caps.A30-A32Radiator Cap & Cooling System Kit .A33Thermostats.A28-A29Thermostat Gaskets .A28ClampsMetal Clamps. A35–A38Power Grip SB Clamps. A4, A34ConnectorsFuel Line & Vacuum TubingConnector Kits .A72Heater Hose Connectors & Assortment . A25, A72Quick-Lok Connectors .A25CouplingsAir Brake Couplings.A50-A51, A53PolarSeal Hose Couplings.A53Hose90º Molded Heater Hose .A27Air Brake Hose. A49, A51Air Hose (Charter, Safety Stripe,Thermo GPX) .A60-A61Air Vent Hose .A58-A59AV Series Air Vent Hose.A59Branched Radiator Hose .A16Charter Heater Hose .A23Charter Multi-Use Air-Water Hose .A61Defroster/Air Intake Hose .A56Dual I.D. Heater Hose .A27Durion Silicone Coolant Hose .A21Durion Silicone Heater Hose .A24Emission Control Duct Hose.A56Exhaust Hose (Hardwall) Hose .A66Firewall Heater Hose .A23Fuel Fill Hose .A42Fuel Filler Neck Hose.A42Garage Exhaust Hose.A63Gasoline Filler - Straight & Angled Hose .A42Gas Pump (124HW, 24B) Hose .A43Green Stripe HD Air Vent Hose .A58GS 4-Ply Coolant Hose .A18GS Heater Hose.A24GS Ring Retained Turbocharger Hose .A58GS Straight Coolant Hose .A17GS Vacuum Brake (69W) Hose.A52GS Vibra-Flex Hose .A20GS Vulco-Flex Hose .A19GS Wire Inserted Hose .A20Marine Fuel Feed & Vent – Type A Hose.A41Molded Coolant Hose.A16MPI/Fuel Injection Hose .A39Multi-Use Hose.A62Nylon Air Brake Tubing .A49PolarSeal Hose .A53Power Brake Vacuum Hose.A52PowerGrip SB Clamp Merchandiser .A73Power Steering Assemblies& Return Line . A47–A48Safety Stripe II Fuel Line Hose .A40Safety Stripe Heater Hose .A22Signal Call Tubing .A62Small I.D. Molded Coolant Hose .A16Submersible Fuel Line .A39Thermo GP X Air Hose.A60Transmission Oil Cooler Hose .A46Turbocharger Hose .A58Vulco-Flex II Coolant Hose .A17Vulco-Straight Coolant Hose .A18Water (Service Master) Hose .A66Windshield Washer, Vacuum& Vacuum Wiper Tubing.A54-A55MiscellaneousAir Brake Hose Fittings, Equip,& Merchandisers. A49–A51A-Frame Curved Hose Racking.A69Belt Conversion Chart.A76Belt Merchandisers.A68Belt Tools.A76-A80Coolant & Battery Refractometer.A77DriveAlign Auto. BeltTensioners/Pulleys.A1, A9-A10Drive Align Laser Alignment Device.A78Garage Exhaust Adapters & Accessories.A64-A65Hose Clamp Merchandiser.A74Hose Cutter.A75Hose I.D. Reducers.A21Hose Merchandisers.A70-A74Molded Coolant Hose Locator Guide.A75Power Steering & Alt. Pulley Kit.A77Power Steering Repair Kit.A48PowerGrip SB Clamp Merchandiser.A73Retractable Hose Reels.A57Serpentine Belt Tools.A78Splash Guards & Static Straps.A67SureLok Fittings & Pliers.A50, A81Tension Gauges.A79Thermostat, Gasket & Cap Cabinet.A69Timing Belt Replacement Manual.A75Timing Comp. Kit Plus, Kits & Oil Seals.A8Tube Bender Tool.A82Unicoil Hose Bending System & Assortment.A26WarningBe safe! Do not use Gates belts, pulleys or sprockets on any aircraft propeller or rotor drive systems orinflight accessory drives. Those Gates products arenot designed or intended for aircraft use.CautionUse Gates products only on applications specifiedin Gates literature. Install and maintain products according to the vehicle manufacturer’s recommendedprocedures and with recommended tools. Failureto follow these instructions could result in injury orproperty damage. Gates disclaims all liability due tofailure to follow these instructions.Limited Warranty for the Lifeof the MerchandiseMerchandise is warranted to be free from defects inmaterials or workmanship for the life of the merchandise. Damages from misuse, abuse or gradualwear from normal use are excluded from this warranty. Gates Corporation will, at its option, replace orrepair any merchandise proved defective in materialor workmanship, or both, during the warranty period.This is the exclusive remedy. For warranty service,please contact Gates Corporation. Attn: Automotive Labor Claims, 1014 Broadway St., Poplar Bluff,MO 63901. THERE IS NO OTHER EXPRESSEDWARRANTY. IMPLIED WARRANTIES, INCLUDINGTHOSE OF MERCHANTABILITY AND FITNESS FORA PARTICULAR PURPOSE, ARE LIMITED TO THEEXPRESSED WARRANTY PERIOD. LIABILITY FORCONSEQUENTIAL OR INCIDENTAL DAMAGESUNDER ANY AND ALL WARRANTIES AREEXCLUDED TO THE EXTENT EXCLUSION ISPERMITTED BY LAW.Some states do not allow the exclusion of limitationor incidental or consequential damages, and somestates do not allow limitations on how long animplied warranty lasts, so the above limitation andexclusion may not apply to you. This warranty givesyou specific legal rights and you may also haveother rights which vary from state to state.For additional applications or part number information contact the Automotive Product ApplicationTech Line at 303-744-5651.Copyright 2008 Printed in U.S. of AmericaGates CorporationP.O. Box 5887Denver, Colorado 80217NOTE: Click on any item name or page number to jump directly to that item or page.

Passenger Car, Light Truck and Marine ApplicationsImportOE-Exact LineInstall the original.Install Gates.What’s the best kept foreign secret –Gates Import product line! It’s not justabout how well a part is made, it’s abouthow well that part performs. There aremore cars and trucks rolling off assembly lines worldwide built with Gates beltsthan any other belt manufacturer.Quality Coverage: With thousands ofaftermarket SKUs that utilize OE technology, Gates has import engines covered.Exact fit and performance: As primarysupplier to OEMs, Gates makes belts andtensioners that look, fit and perform likethe original.Unsurpassed Warranty: Gates standsbehind each product they make with asolid warranty.For timing component kits seepage A8For timing beltssee page A7For tensioners see page A8A1

Passenger Car, Light Truck and Marine ApplicationsGates PowerGrip Timing Belt SystemSolutionsGates is the largest manufacturer oftiming belts in the world. Because weare the leader, we are experts in thetiming belt systems. Our expertise isused globally to assist OEMs in designingthe most durable and efficient timingsystems available.PowerGrip TimingComponent Kit andALL NEW TimingComponent Kit Pluskits offers increased confidence whenperforming timing system servicethrough the addition of OE quality camand crank seals along with the highestquality timing belt, idlers, and tensioners!These new seals prevent oil leaks, a leading cause in timing belt failure, providingyou with a more complete and convenienttiming system solution.PowerGrip Timing BeltGates supplies belts to every majorGates was the first to introduce a Timing OEM. Doing so ensures Gates has theComponent Kit (TCK) to the Aftermarket. OEM equivalent construction and profile,and largest application coverage inNow, Gates has introduced an eventhe industry.more complete solution with the TimingComponent Kit PLUS (TCK ). The TCK TCK PlusA2PowerGrip Timing BeltsPowerGrip TimingComponents

Passenger Car, Light Truck and Marine ApplicationsGates PowerGrip Timing Belt SystemSolutionsPowerGrip TimingOil Seals and IndividualComponentsPowerGrip TimingComponents — NEWHydraulic Tensioner/DampersThe Gates PowerGrip Timing Belt Systemproduct line incorporates all the optionsneeded for timing belt drive system preventative maintenance or repair. Whetherit’s time to replace the timing belt or afailed component within the system, Gateshas the solution.Although the Gates PowerGrip Timing BeltKit is always recommended whenever replacing timing belts there are those who only wantto replace a single component. Gates PowerGrip Timing Components provide that solution. Gates now offers a wide range ofhydraulic timing belt tensioners/dampers,many new to the aftermarket. A perfect fit isassured because each part is manufacturedby the same supplier as the OEM component.PowerGrip Timing Oil SealsPrevent potential timing belt damage byreplacing the cam and crank oil sealsat the same time as other timing beltcomponents. PowerGrip TimingComponent Oil Seals are engineered towork in conjunction with the TCK kits(included in the TCK PLUS kits).PowerGrip TimingOil SealsTiming Belt System ToolsEnsure a timing belt replacement is donecorrectly, quickly and easily with Gatesprofessional timing belt replacement tools.PowerGrip Timing BeltHydraulic Tensioner/DamperTiming Belt System ToolsA3

Passenger Car, Light Truck and Marine ApplicationsCoolant Hose& SystemsToday's smaller engines work a lot harderthan the engines of yesteryear. A fourcylinder engine must run approximately25% faster than a V-8 engine, creatingproportionately more heat to be dissipated. Gates coolant hoses can performat these higher temperatures meaninglonger service life.Straight/Bulk Coolant HoseGates offers a variety of straight/bulkcoolant hoses to cover all your needs.Available in sizes ranging from 7 64" to 6"in I.D., and in constructions that will coverthe common OE requirements, extremeperformance or H.D. conditions.Hose ClampsMolded Coolant HoseEngineered to resist electrochemicaldegradation – the leading cause of hosefailure. Molded to fit each application itis recommended. Available in upper,lower, by-pass, heater and othercoolant hose applications.Molded Coolant HoseA4Gates also has a variety of hose clampsincluding standard worm drive, springloaded and the revolutionary PowerGrip SB clamps that eliminates cold waterleaks even on out of round spouts.CAUTION: Do not use for fuel or oiltransfer applications.PowerGrip SB ClampsUnicoil Hose Bending System

Passenger Car, Light Truck and Marine ApplicationsAccessory DriveBelts and SystemComponentsGates designed and produced the industry’sfirst V-belt and today is the world’s largestmanufacturer of V-belts, timing belts andserpentine belts. Learn about Gates belts,and more at www.gates.com.Micro-V ATTM BeltsThe Gates Micro-V line is the largestline of V-ribbed belts in the Aftermarket,replacing OE belts on serpentine drivesand other V-ribbed belt applications.Designed for small diameter pulleys,backside idlers, and for use with(or without) automatic tensioners. Micro-V ATTM BeltXL V-BeltsAs a full line of automotive V-belts, the GatesXL belt line assures the ability to cover allyour vehicle applications with a top qualityand highly durable belt.Gates DriveAlign Automatic Belt Tensionersand Idler PulleysGates DriveAlign automatic belt tensionersand idler pulleys are application-specific andOE-equivalent or better in both performanceand fit.XL V-BeltDriveAlign Automatic Belt TensionerA5

Passenger Car, Light Truck and Marine ApplicationsAdjacent MarketsGates not only provides you with the bestproducts for the automotive market butfor other markets as well.Look for these Gates RacingPerformance Products:PowerSports Micro-V Belts –Three timesthe durabilityGates supplies products for therecreational market with brandnames such as: Xtreme , Xtreme Recreation andTrailRunner belts for all yourSnowmobile belt needs. PowerLink belts for scooter, ATV andGo-Karts(See Gates PowerSports catalog forspecific applications)Gates Racing Performance ProductsWhether it’s a Sport Compact or latemodel Muscle Car, Gates manufactureshigh performance products in thedistinctive color blue to keep yourperformance car on the street.PowerLink Scooter BeltA6 Timing Belts –300% stronger Hose Kits–Advanced constructionhoses for high temperatures Silicone Tubing–Versatile highheat tubingGo to www.gatesracing.com foradditional information.BladeRunner AGand BladeRunner Lawn& Garden BeltsReplacement belts for agricultural andlawn & garden equipment that will keepyour machinery up and running:(See the Gates BladeRunner catalogfor applications)Gates Racing Micro-V BeltBladeRunner Belt

Passenger Car, Light Truck and Marine ApplicationsBelt and Drive SystemsMicro-V AT TM BeltsFor replacing original belts on serpentine drives and other V-ribbed belt applications.Designed for small diameter pulleys, backside idlers and for use with (or without)automatic tensioners. Special belt constructions eliminate belt noise, reduce tension loss and solve problemdrive applications. Special tensile members and fiber-loaded reinforcement of ribs for added wear andcrack resistance. Unique form grinding of each individual belt assures precise dimensional control. Meets or exceeds SAE J1459 specifications.(Product Type 8552)Dual-sided Micro-V BeltsFor replacing original equipment belts on serpentine drives that require a higher degreeof efficiency when transmitting power. Designed for small diameter pulleys and for usewith (or without) automatic tensioners. V-ribbed on both sides of the belt Specially designed to resist wear and cracking Broad coverage on unique applicationsXL V-BeltsReplacement belt for today’s most demanding engine drives. Due to thermal forces,this variable notched belt actually tightens on the drive as it gets hot. This resultsin improved belt performance by reducing tension decay and noise. Fiber-loaded rubber stock puts more flexibility along the length of the belt, yet givesthe belt greater lateral stability in the pulley. Thermally active tensile cords for maintenance-free performance when properlyinstalled and tensioned. Form ground to ensure precise top width and sidewall dimensional control forproper fit in pulley as well as a smoother, quieter running belt. Meets or exceeds SAE J636c specifications.(Product Type 8701)Timing BeltsDesigned to handle a wide speed range and constant, synchronous drive powerrequirements common to overhead camshaft applications. OEM equivalent and profile.Meets or exceeds OEM performance requirements. Approved for Marine Applications. “Gates is the OE” for Audi, BMW, Chevy, Citroen, Daimler Chrysler, Fiat, Ford,General Motors, Honda, Hyundai, Isuzu, Mazda, Mitsubishi, Nissan, Peugeot,Renault, Subaru, Toyota, Volvo, Volkswagen, Most extensive coverage in the industry for domestic and import vehicles. Tough, wear-resistant fabric resists oil and engine heat. High tensile strength cord construction minimizes stretch.(Product Type 8595)A7

Passenger Car, Light Truck and Marine ApplicationsBelt and Drive SystemsTiming Component Kit Plus All the convenience and features of Gates Timing Component Kits Plus cam andcrank shaft oil seals. Avoid warranties and comebacks by eliminating oil leaks, a leading cause of timingbelt failures. Seal installation check list included with each Plus kit. Plus kits containing cam and crank shaft oil seals easily identified by the “P” at theend of the part number.Timing Component KitsA complete Timing Component Kit includes belt(s), idler and tensioner pulley(s) toreplace the entire timing belts system. Replace all the worn components, not justthe timing belt. Avoid warranties and comebacks by replacing all timing system components. Save time by providing a one stop source for all timing components. Each kit includes detailed installation instructions for each application. Tamper-evident packaging assures that all parts are in each box. Eliminate the frustration of searching for individual parts.(Product Type 7782)PowerGrip Timing ComponentsGates PowerGrip Timing Components for those who want to replace individual parts.Components include automatic belt tensioners and idler pulleys.NEW Hydraulic Tensioner/DampersGates now offers a wide range of hydraulic timing belt tensioners/dampers, many newto the aftermarket. A perfect fit is assured because each part is manufactured by thesame supplier as the OEM component.When re-using the hydraulic damper the piston will need to be driven back into its cylinder and locked in place. Gates tensioner pin set (91010) is the perfect tool specificallyfor this purpose.Timing Component Kit Oil SealsThe most commonly requested addition to the popular Gates Timing Component Kits,camshaft and crankshaft oil seals, are now available. Do a complete job by replacingthe oil seals with the other components within the kits. Molded with precise tolerances to provide positive O.D. sealing Made of leading edge sealing materials to perform for extended life OEM equivalent or betterA8

Passenger Car, Light Truck and Marine ApplicationsBelt and Drive SystemsDriveAlignTM Automatic Belt TensionersGates Automatic belt tensioners meet and exceed OE specifications for all of today’smajor car manufacturers. Fits, looks, and performs like OEM design. OE Vibration damping system improves tensioners, belt, and accessory bearing life. Torsional round spring design provides consistent tension and is not effected bycontamination. Comprehensive line includes parts to fit cars, vans, suv, light trucks and imports.For application information see the alphabetical section of catalog.(Product Type 7808)DriveAlign Idler PulleysManufactured for use on automobiles and light trucks with locked center and automatictensioners. Meets and exceeds OE specifications. High quality, high strength bearings run cooler and outlast original bearings. Steel and glass reinforced polymer pulleys built to last, resist dirt, salt and otherunder-hood contaminants.Packaging: Individually boxed.(Product Type 7803)Heavy-Duty Fleet, Off-RoadEquipment and Marine Applications(See 431-2030 for complete application information)Green Stripe Micro-V AT TM BeltsLong wearing fiber-loaded stocks with greater load-carrying capacity designed fordemanding, heavy-service drives. For replacing original belts on serpentine drives andother heavy-duty V-ribbed belt applications. Approved for Marine Applications. Special belt constructions eliminate belt noise, reduce tension loss and solve problemdrive applications. Extra heavy-duty construction resists cracking and wear. Precision ground to assure optimum belt-to-pulley fit. Special formation process for precise dimensional control. Reinforced with stretch-resistant, thermally active polyester tensile members. Meets or exceeds SAE J1459 specifications.(Product Type 8552)FleetRunner Micro-V Belts The only one of its kind in the marketBelt of choice by fleets, including 3/4 & 1 ton pickupsLowest cost per mileConsistently outperforms all competitorsOutstanding crack resistance at extreme temperaturesProblem solverDesigned for toughest applicationsA9

Passenger Car, Light Truck and Marine ApplicationsBelt and Drive SystemsDriveAlignTM Heavy-Duty Automatic Belt TensionersThe longest lasting belt tensioners in the industry. Engineered to exceed demandingOEM requirements. In laboratory tests, under extreme peak-to-peak vibration andcontamination tests, DriveAlign heavy-duty tensioners lasted up to three times longerthan competitive aftermarket tensioners. Labyrinth Seal – prevents contamination of internal parts for maximum durabilityand service life Machined Steel Pulley – reduces surface wear while shielding internal bearingfrom outside contaminants Double Row Bearings – twin rows of bearings minimize friction for reduced bearingwear and noise Optimized Components – engineered for maximum strength and durability Patented Design – provides superior belt alignment and tension for improveddrive efficiency and life Round Spring Wire – includes chrome-silicone torsion spring for less flex-fatiguethan flat-wire designs Patented Damping Mechanism – provides maximum stability, reducing vibrationand increasing the life of belt, tensioner and other accessory drive components.DriveAlign Heavy-Duty Idler PulleysLong-lasting pulleys built to endure the rigors of today’s heavy-duty, fleetand off-road equipment. Superior bearings out perform OE Idler Pulleys. Robust and high quality pulley materials to withstand contaminatesFleetRunner Heavy-Duty V-BeltsPatented EPDM construction with distinct green overcord built specifically for more durabilityand longer life on heavy duty drives. Outperforms the competition on the most troublesome drives Special compound provides un-matched flexibility, stability, load carrying capacity,and belt life Patented material provides peak performance at extreme prolonged operatingtemperatures Heavy-duty construction resists cracking and wear Oil and heat resistant Unique undercord notch pattern offers increased flexibility for smaller diameter pulleys Available in over 70 1/2" V-belts sizesA10

Heavy-Duty Fleet, Off-Road Equipment and Marine ApplicationsBelt and Drive SystemsGreen Stripe XL V-BeltsPremium quality replacement belts for heavy-duty engines. Approved forMarine Applications. Fiber loaded rubber stock puts added flexibility along belt’s length, yet affords greaterlateral stability. Variable notch pattern causes belt to run cooler, quieter and with lessbending stress. Precision V-forming process assures exact size and angle control. High tenacity tensile cords and special layer of reinforcement for long,maintenance-free performance when belt is properly installed and tensioned. Meets or exceeds SAE 636 specifications. Meets or exceeds RMA standards for static conductivity.(Product Type 8701)Green Stripe Truck and Bus Series V-BeltsSpecifically designed for heavy-duty truck, bus and off-road equipment applications.Absorbs normal shock loads without damage to belt. Special tensile cords give high stretch resistance. Special notch design resists cracking while providing tensile member support duringoperation. Oil and heat-resistant construction throughout. Meets SAE J636b and SAE J637 specifications.(Product Type 8620)Green Stripe BSX V-BeltsIdeal for high-torque, high-horsepower, tough long span applications with backside idlers. Thin profile for less resistance on the backside bend. Cordline specifically located to reduce stress on the belt’s notch apex. Special undercord compound is crack resistant. Layer of aramid fibers helps belt slide in and out of pulleys efficiently. Meets or exceeds RMA standards for static conductivity.NOTE: Do not use the Green Stripe BSX V-Belt if your long span drive does not have abackside idler. It will not be as stable as the standard Green Stripe XL Belt.(Product Type 8545)A11

Heavy-Duty Fleet, Off-Road Equipment and Marine ApplicationsBelt and Drive SystemsGreen Stripe PowerBand BeltsDesigned for problem, heavy-duty, heavily vibrating automotive applicationsrequiring belt sets. Tie-band feature joining belts together ensures stabilitylacking in ordinary belt sets. Even load distribution between strands provides better shock load absorption. Belt can’t turn over or slip off drive. Unique tensile cord design gives belt extra strength, added flexibility andshock-load resistance. Molded notches reduce bending stress, especially on small diameter pulleys.Also helps dissipate heat. Meets or exceeds SAE J1459 specifications.(Product Type 8541)Refrigeration BeltsGates offers a unique line of heavy-duty construction V-belts ideal for use in truck andtrailer refrigeration units. Fits most popular applications.For application information, see Gates Catalog 31-2030.Heavy-Duty Industrial BeltsGates belts are the number one choice in the industry thanks to a long-lasting commitment to product innovation, improvement through research and development,and quality.Hi-Power II BeltsDesigned to give long, dependable service and superior performance on heavy-duty A,B, C, D and E Section single or multiple V-belt drives. Composite multi-purpose construction reduces flex fatigue. Superior resistance to oil, heat, ozone, sunlight, weather. Meets Rubber Manufacturer’s Association tests for static conductivity. Superior length stability means less tensioning and takeup during service. V80 Gates matching program guarantee.(Product Type 9002 - 9006)A12

Heavy-Duty Fleet and Off-Road EquipmentHeavy-Duty Industrial BeltsTri-Power BeltsConstructed to provide superior performance on the toughest heavy-duty A, Band C Section industrial drives. Carries a higher horsepower rating thanconventional cross section belts. Ideal for drives with small diameter sheaves(where conventional A, B and C Section belts are not recommended). Vextra construction Gates matching program guarantee. Special molded notch reduces bending stresses, especially on drives with smallerdiameter sheaves. Tough tensile members for superior resistance to fatigue and shock loads. Bandless cut edge for even wedging action and uniform fit. Meet or exceed Rubber Manufacturer’s Association tests for static conductivity.(Product Type 9012 - 9015)Super HC and Super HC Molded Notch V-BeltsRecommended for use on special drives where space and weight limitations arecritical. They can transmit up to three times the horsepower of conventionalV-belts in the same drive space. In many cases, they can replace high maintenancechain and gear drives. Vextra construction Gates matching program guarantee. Reduce weight and overhung load on bearings. Sheaves can be smaller in diameter a

Molded Coolant Hose. Engineered to resist electrochemical degradation – the leading cause of hose failure. Molded to fit each application it is recommended. Available in upper, lower, by-pass, heater and other coolant hose applications. Straight/Bulk Coolant Hose. Gates offers a variety of straight/bul