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Quarter Master
Since 1972, Quarter Master driveline products have been designed to give racers the winning edge.

Quarter Master Categories

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Items 1-25 of 59
Adapter
At Pit Stop USA, we have a great selection of Adapter Fittings for your automotive plumbing needs. From AN and NPT fittings to fuel line and hose fittings, we offer a wide range of products to...More Details »
Aluminum Bellhousing Kits
Up to 5 times stronger than OEM, Aluminum Bellhousings are an excellent safety alternative to bulky external shields. Made from high quality cast aluminum these, these bellhousing kits include...More Details »
Aluminum Driveshafts
Aluminum driveshafts offer the maximum in weight reduction and decreased moment of inertia in addition to high strength and durability.
Bellhousings
Looking for a custom or replacement bellhousing? PitStopUSA.com you covered with many different types of bellhousings to fit all of your needs. Whether you need an aluminum Automatic Transmission...More Details »
Bert/Brinn/Falcon Steel Flywheels
Bert, Brinn, Falcon and RaceGators transmissions require specially designed flywheels and other drive train components. PitStopUSA.com has a great selection of steel and aluminum flywheels for use with clutchless transmissions.
Chevrolet / GM Aluminum Flywheels
Pit Stop USA offers Chevrolet / GM Aluminum Flywheels at low everyday prices.
Chevrolet / GM Steel Flywheels
If you want safe and reliable drivetrain performance from your Chevrolet race car or street machine you need a steel flywheel flywheel from PitStopUSA.com. Whether you need an internal or external...More Details »
Chevrolet Motor Mounts and Inserts
Pit Stop USA is The Online Motorsports Superstore! We feature Chevrolet Motor Mounts and Inserts at low everyday prices.
Clutch Alignment Tools
Clutch Alignment Tools from PitStopUSA.com are used to quickly and properly align the clutch discs when rebuilding or servicing a clutch. They are available in a variety of popular input shaft sizes.
Clutch Bolt Kits
Clutch Bolt Kits from PitStopUSA.com are engineered and manufactured for reliability. Replacing the pressure plate bolts when replacing your clutch components is a wise choice to ensure drivetrain dependability.
Clutch Covers and Components
Clutch Covers and Components are available for a variety of applications. The clutch cover is the operating device of the clutch assembly of a manual transmission automobile. The clutch cover...More Details »
Clutch Disc Floater Plates
During inspection, racers and builders examine the friction discs but often overlook the importance of the floater plates and pressure plate contained within the housing. While these parts dont...More Details »
Clutch Disc Spacer Kits
Pit Stop USA offers Clutch Ring Gear Spacers at low everyday prices.
Clutch Discs
In some cases replacing a clutch disc is separately due to changing of the transmission and/or input shaft dimensions. Clutch discs from PitStopUSA.com are built and designed to be used with...More Details »
Clutch Fork Pivot Balls
Adjustable clutch fork pivot balls from PitStopUSA.com are recommended for use with safety bellhousings. They are designed to allow additional adjustment of the clutch fork height to eliminate...More Details »
Clutch Housings
Pit Stop USA is The Online Motorsports Superstore! We feature Clutch Housings at low everyday prices.
Clutch Kits
In some cases replacing a clutch disc is separately due to changing of the transmission and/or input shaft dimensions. Pressure Plates and Clutch discs from PitStopUSA.com are built and designed to...More Details »
Clutch Pressure Plate Fulcrums
Pit Stop USA offers Clutch Pressure Plate Fulcrums at low everyday prices.
Clutch Pressure Plates
During inspection, racers and builders examine the friction discs but often overlook the importance of the pressure plate and floater plates contained within the housing. While these parts dont...More Details »
Crankshaft Coupler Flywheels
Pit Stop USA Offers Crank Drive Flanges at low everyday prices.
Crankshaft Couplers
Pit Stop USA offers Crankshaft Couplers at low everyday prices.
Crankshaft Hubs
Designed specifically for circle track racers, this SB Chevy aluminum crank hub is NOT a harmonic damper. Hub is significantly lighter than a harmonic balancer and dramatically reduces rotating...More Details »
Drive Flange Hubs
Pit Stop USA is The Online Motorsports Superstore! We feature Drive Flanges at low everyday prices.
Flexplates
PitStopUSA.com offers flexplates for street use and extra durable SFI Approved flexplates for popular Chrysler, Ford and Chevy applications. Before you launch your machine from the line, be sure...More Details »
Items 1-25 of 59

Quarter Master Products

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Items 1-25 of 198
Description: Fitting, Adapter, Straight, 2 AN Male to 3 AN Male, Steel, Zinc Oxide, Quarter Master Tri-Lite Throwout Bearing, Each
Item #: QTR710015
Condition: New
Limited Supply: Only 3 Left!
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Orders over $149 ship free. Oversize items are excluded.
Price: $13.59
Sale: $12.23
Save: 10%
Save: $1.36
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Description: Clutch Cover Assembly, Street Stock, 10.4 in Diameter, Steel, Quarter Master Street Stock Clutches, Each
Item #: QTR101500
Condition: New
Limited Supply: Only 0 Left!
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Price: $284.86
Sale: $254.38
Save: 11%
Save: $30.48

Description: Clutch Disc, 10.4 in Diameter, 1-1/8 in x 10 Spline, Rigid Hub, Organic, Universal, Each
Item #: QTR101290
Condition: New
Limited Supply: Only 1 Left!
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Price: $191.70
Sale: $172.96
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Description: Clutch Ring Gear, 110 Tooth, Steel, 7.25 in Quarter Master Optimum-V Clutches, Each
Item #: QTR310020
Condition: New
Limited Supply: Only 3 Left!
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Price: $372.80
Sale: $335.52
Save: 10%
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Description: Flywheel Ring Gear, 110 Tooth, Steel, 4.5in / 5.5 in Quarter Master Clutches, Each
Item #: QTR110001
Condition: New
Limited Supply: Only 2 Left!
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Orders over $149 ship free. Oversize items are excluded.
Price: $154.55
Sale: $139.09
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Save: $15.46
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Description: Clutch Kit, V-Drive, Dual Disc, 5-1/2 in Diameter, 1-5/32 in x 26 Spline, Rigid Hub, Flywheel, Ceramic, 1 Piece Seal, Chevy, Kit
Item #: QTR28517190ZZ
Condition: New
Limited Supply: Only 4 Left!
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Price: $981.32
Sale: $883.96
Save: 10%
Save: $97.36

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Description: Clutch Disc, 7-1/4 in Diameter, 1-1/8 in x 10 Spline, Heat Treated, Rigid Hub, Universal, Pair
Item #: QTR226080S
Condition: New
Limited Supply: Only 1 Left!
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Orders over $149 ship free. Oversize items are excluded.
Price: $162.49
Sale: $139.96
Save: 14%
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Description: Throwout Bearing Bleeder, 3 AN, Steel, Ram Hydraulic Throwout Bearings, Each
Item #: QTR720011
Condition: New
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Orders over $149 ship free. Oversize items are excluded.
Price: $1.44
Sale: $1.30
Save: 10%
Save: $0.14
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Description: Clutch Kit, V-Drive, Triple Disc, 5-1/2 in Diameter, 1-5/32 in x 26 Spline, Rigid Hub, Flywheel, Ceramic, 1 Piece Seal, Chevy, Kit
Item #: QTR38517190ZZ
Condition: New
Limited Supply: Only 5 Left!
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Price: $1,079.31
Sale: $971.96
Save: 10%
Save: $107.35

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Description: Clutch and Bellhousing Kit, V-Drive, 5-1/2 in Triple Disc, 1-5/32 x 26 Spline, Reverse Mount, Aluminum, 1 Piece Seal, Chevy, Kit
Item #: QTR10038590ZZ
Condition: New
Limited Supply: Only 1 Left!
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Price: $2,377.03
Sale: $2,139.33
Save: 10%
Save: $237.70

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Description: Drive Flange, Camber, 5 x 5.00 in Bolt Pattern, Howe Brakes, Each
Item #: QTR176400
Condition: New
Limited Supply: Only 1 Left!
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Price: $324.23
Sale: $291.80
Save: 10%
Save: $32.43

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Description: Flywheel, Button Style, Steel, 5.5 in Quarter Master Optimum-V Clutches, Internal Balance, 2 Piece Seal, Chevy, Each
Item #: QTR575170
Condition: New
Limited Supply: Only 2 Left!
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Price: $203.46
Sale: $183.12
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Save: $20.34
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Description: Flywheel, Button Style, Steel, 5.5 in Quarter Master Optimum-V Clutches, External Balance, 1 Piece Seal, Chevy, Each
Item #: QTR575171ZZ
Condition: New
Limited Supply: Only 1 Left!
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Price: $324.76
Sale: $292.96
Save: 10%
Save: $31.80

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Description: Clutch Bolt Kit, 5.5 in 3-Disc Quarter Master Optimum-V Clutches, Kit
Item #: QTR375508
Condition: New
Limited Supply: Only 3 Left!
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Orders over $149 ship free. Oversize items are excluded.
Price: $75.77
Sale: $68.20
Save: 10%
Save: $7.57
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Description: Clutch Floater Plate, Optimum, 5-1/2 in Diameter, Steel, Quarter Master Optimum 5-1/2 in Clutches, Each
Item #: QTR175406
Condition: New
Limited Supply: Only 8 Left!
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Price: $185.40
Sale: $166.86
Save: 10%
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Description: Motor Mount, Bolt-On, Aluminum, Black Anodized, Quarter Master Reverse Mount Bellhousing, Pair
Item #: QTR110515
Condition: New
Limited Supply: Only 3 Left!
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Price: $176.49
Sale: $158.84
Save: 10%
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Description: Clutch Pressure Plate, Optimum-V, 5.5 in Diameter, Steel, Quarter Master Optimum-V Clutches, Each
Item #: QTR175401
Condition: New
Limited Supply: Only 4 Left!
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Price: $209.33
Sale: $188.40
Save: 10%
Save: $20.93
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Description: Clutch Kit, V-Drive, Triple Disc, 5-1/2 in Diameter, 1-5/32 in x 26 Spline, Rigid Hub, Ceramic, Kit
Item #: QTR385090
Condition: New
Limited Supply: Only 4 Left!
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Price: $886.16
Sale: $797.55
Save: 10%
Save: $88.61

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Description: Clutch Kit, V-Drive, Dual Disc, 7-1/4 in Diameter, 1-1/8 in x 10 Spline, Rigid Hub, Sintered Metallic, Button Style Flywheel, 1 Piece Seal, GM, Kit
Item #: QTR298103S
Condition: New
Limited Supply: Only 1 Left!
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Price: $693.07
Sale: $594.96
Save: 14%
Save: $98.11

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Description: Clutch Bolt Kit, 7-1/4 in 3-Disc Quarter Master Optimum-RR Import Clutches, Kit
Item #: QTR309507
Condition: New
Limited Supply: Only 1 Left!
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Orders over $149 ship free. Oversize items are excluded.
Price: $19.63
Sale: $17.96
Save: 9%
Save: $1.67
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Description: Clutch Bolt Kit, 7.25 in 3-Disc Quarter Master V-Drive Clutches, Kit
Item #: QTR309508
Condition: New
Limited Supply: Only 9 Left!
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Orders over $149 ship free. Oversize items are excluded.
Price: $19.63
Sale: $17.67
Save: 10%
Save: $1.96
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Description: Clutch Bolt Kit, 7.25 in 2-Disc Quarter Master V-Drive Clutches, Kit
Item #: QTR209508
Condition: New
Limited Supply: Only 3 Left!
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Orders over $149 ship free. Oversize items are excluded.
Price: $19.63
Sale: $17.67
Save: 10%
Save: $1.96
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Description: Flywheel, 91 Tooth, Internal Balance, Aluminum, Quarter Master Clutchless Bellhousing Kits, 1 Piece Seal, Chevy, Each
Item #: QTR509134B
Condition: New
Limited Supply: Only 6 Left!
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Price: $292.08
Sale: $262.87
Save: 10%
Save: $29.21

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Description: Flywheel, 91 Tooth, Internal Balance, Steel, Quarter Master Clutchless Bellhousing Kits, 2 Piece Seal, Chevy, Each
Item #: QTR509139B
Condition: New
Limited Supply: Only 7 Left!
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Price: $652.13
Sale: $558.96
Save: 14%
Save: $93.17

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Description: Clutch Ring Gear, 99 Tooth, Steel, Quartermaster Low Ground Clearance Bellhousing, Each
Item #: QTR110089
Condition: New
Limited Supply: Only 2 Left!
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Price: $329.25
Sale: $282.96
Save: 14%
Save: $46.29

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Items 1-25 of 198

More About Quarter Master

Pit Stop USA is The Online Motorsports Superstore! Quarter Master provides winning clutches & driveline components to racers from Super Speedway to the Bullring...from IRL to Rally...from NASCAR to the "Weekend Warrior"! Quarter Master began operations in 1972, and since that date, Quarter Master racing products have enjoyed a long history off track-proven race-winning results. Quarter Masteras passion and commitment is to the raceras goalawinning! Quarter Master products are CNC-manufactured by an experienced staff to the toughest quality standards to outlast and outrun the competition. Whether itas on the straightaway or in-and-out of the turns, Quarter Master driveline products are designed to give the racer the winning edgeaand a racer winning with Quarter Master products is what fuels Quarter Masteras passion! Quarter Master winning quality products include Quarter Master Clutches available in Metallic, organic and carbon clutches in open or closed style, in single or multi-disc set-ups. Quartermaster offeres Quarter Master Bellhousings, Quarter Master Aluminum Bellhousings, Quarter Master Magnesium Bellhousings, Quarter Master Steel Bellhousings, Quarter Master Flywheels, Quarter Master Flexplates, Quarter Master ring gears, Quarter Master Hydraulic Throw-out bearings, Quarter Master Throw Out Bearings, Quarter Master Starters, Quarter Master Bellhousing kits including Quartermaster clutch, Quartermaster bellhousing, Quartermaster flywheel, Quartermaster throw-out bearing and Quartermaster starter, Quarter Master Aluminum driveshafts, Quartermaster Steel Driveshafts, Quarter Master Heavy Duty Quick Change Gears, Quartermaster standard duty quick-change gears, Quarter Master Cambered axle tubes and Quarter Master drive flanges. Quarter Master has a proven winning combination to fit your racing application!