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Quarter Master Spline Adjustment Tool

$70.95
Steel alignment tools are held to tighter tolerances than their plastic counterparts. The results are more consistent clutch disc alignment,

Quarter Master 5½” Friction Disc Packs

$185.95$267.95
Quarter Master® Friction Disc Packs feature an advanced friction formula developed from rigorous testing and feedback in the NASCAR Sprint

Quarter Master Ultra-Duty Starter

$492.95
*** REVERSE MOUNT / REVERSE ROTATION *** Many racers buy inferior starters in hopes of saving money. As a result,

Quarter Master Aluminum Bellhousing Kit

$2,315.95$3,501.95
Quarter Master® offers a wide variety of aluminum bellhousing kits using 5½″ and 7¼″ diameter clutches. Designed with the latest

Quarter Master Flywheel to Crank Bolt Kit

$53.95
Flywheel Bolt Kits from Quarter Master® feature custom ARP bolts that fit applications perfectly every time. No guesswork or measurements

Quarter Master Street Stock 10.4″ Clutch Cover w/ Iron Pressure Plate

$284.95
Replacement clutch cover for Street Stock 10.4″ clutches Includes cover w/ iron pressure plate

Quarter Master Hydraulic Throw Out Bearing for 10½” & Larger Clutches

$327.95
Quarter Master® Hydraulic Street Release Bearings are designed to be used with OE-style clutches that require the use of a

Quarter Master Optimum-V Clutch Kits, 5-1/2″ Diameter

$1,398.95$1,524.95
From the NASCAR Cup Series to road course racers, the Optimum-V is the most trusted race clutch in the world.

Quarter Master 5×5 Cambered Drive Flange

$324.95
Cambering a solid rear axle-housing increases the tire contact patch with the track surface, thereby improving handling and lowering lap

Quarter Master Wide 5 Cambered Drive Flange, 5 Bolt

$337.95
Cambering a solid rear axle-housing increases the tire contact patch with the track surface, thereby improving handling and lowering lap

Quarter Master Street Stock 10.4″ Clutch Disc

$191.95
Replacement clutch disc (heavy-duty friction w/ solid hub, 1-⁵/₃₂″x 26-Spline) for Street Stock 10.4″ clutches.