Nippondenso starters are assembled in the U.S.A. with heavy-duty components and tested with state-of-the-art equipmentSolenoid plunger, return damper and springs are replaced with stronger componentsClutch shaft and rollers are replaced with precision-ground and hardened parts for longer service lifeAll components are assembled with a special lube that has been formulated for starter roller clutch applicationsCNC-machined billet mounting noses are held together with aerospace fastenersAfter assembly, all starters go to a dyno test including hi-low voltage, stall torque, solenoid engagement, amperage draw, load test, maximum rpm and motor impulse wave formStarters have a 4.4:1 gear reduction and produce 46% more cranking torque than the stock starterStarters available in two kilowatt ratings (1.2 and 1.4)The 1.4 kW starter is designed for up to 100" motors; use Terry battery cables and a battery with 300+ cranking amps like the Drag Specialties battery for best resultsChoose from two finishes: black wrinkle or polished/chromeMade in the U.S.A.