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Eaton Detroit Truetrac Differentials
Eaton Detroit Truetrac differentials use a patented design of parallel-axis planetary helix gears to provide a quiet, automatic splitting of torque. They perform like a limited-slip differential under normal driving conditions, automatically transferring torque to the wheel with better traction when ground conditions warrant. These replacement units are available for dozens of axle applications.
( 512 )
$642.99
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$749.99
FTI Performance SB Series Torque Converters
FTI Performance SB Series torque converters are an excellent choice for mildly modified engines. They work well in street rods with air conditioning, as well as weekend bracket racers. The converters feature Torrington bearings, hardened impeller hub, hub furnaced and TIG-welded fins, high performance clutch lining, and strengthened sprague.
( 85 )
$651.60
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$719.00
American Powertrain Hydramax Hydraulic Clutch Release Systems
Skip the clunky old mechanical linkage and install American Powertrain Hydramax hydraulic clutch release systems. They easily install in almost any rear-drive vehicle. The patent-pending adjustable master cylinder bracket allows you to mimic any original clutch rod angle, giving you a smooth, modern clutch feel without hacking up your firewall. The systems are designed to work with original and aftermarket pedals and are available for most vintage 4-speeds, along with TREMEC T5, TKO, Richmond, T56, and Magnum 6-speed transmissions. These systems come with the nickel plated firewall mount, volume-matched master cylinder, as well as a reservoir kit, lines, fittings, model-specific pedal mounting hardware, and model specific internal or external slave cylinder.
( 83 )
$639.95
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$735.00
On Sale
Hurst Competition/Plus Shifters
The industry standard for over 30 years, Hurst Competition/Plus shifters offer state-of-the-art control for popular 4-, 5-, and 6-speed manual transmissions. Dedicated applications ensure a custom fit on a wide variety of vehicles with factory consoles without any floor pan modifications. Other features include race track-proven design and reliability, adjustable gear stops to prevent over shifting and prolong transmission life, and an easy-to-follow installation guide.
( 123 )
$599.95
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$649.95
$538.95
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$583.95
On Sale
B&M Holeshot Torque Converters
A higher-than-stock stall speed as delivered by these B&M Holeshot converters will provide several advantages and benefits to vehicles with modified engines. Many modifications, particularly big cams, tend to reduce low-end power and torque. These high-stall converters allow the engine to launch the car at higher rpm, where more torque is available. They're a very good choice for the typical street machine that is looking for better launch capability and more strength.
( 84 )
$562.95
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$819.95
$505.95
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$736.95
Yukon Gear & Axle Dura Grip Positraction Carriers
Yukon Gear & Axle Dura Grip positraction carriers offer great traction and strength, and yet are not overly aggressive for the streets. These nodular iron or steel replacements are 4-spring, Raybestos composite, clutch-style, limited-slip carriers—with internal gears machined from forged 4320 steel with stronger teeth. Assembled in the USA, the Yukon differential carriers are rebuildable, allowing for repairs or modifications without buying a new unit. They're available for fitment with nearly two dozen axle models. What are you using to transfer power? Choose smooth operation with strong lockup abilities to transfer torque—benchmarks of the Yukon Gear & Axle Dura Grip positraction carriers.
( 141 )
$545.99
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$727.99
Centerforce Dual Friction Clutch Kits
Centerforce dual friction clutches generate up to a 90 percent increase in holding capacity over stock systems. These clutch-and-disc sets are designed for engines producing high horsepower and big torque outputs. Perfect for 4WD vehicles, all Centerforce clutch systems provide smooth engagement and light pedal pressure without compromising high performance.
( 311 )
$556.95
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$650.95
FTI Performance ESR Series Torque Converters
FTI Performance ESR Series torque converters are designed for mildly modified vehicles. They're built using Torrington bearings, race-prepped sprague hardened impeller hub, hardened turbine hub and splines, a new steel pilot, and laser-cut mounting ring. These units are available in a variety of sizes, advertised flash stall ratings, and numerous other options. Order the torque converter recommended for your transmission application.
( 65 )
$649.00
Centerforce II Clutch Kits
Centerforce II clutch kits provide up to a 60 percent increase in holding capacity over stock systems. Their clutch-and-disc sets are recommended for mildly modified vehicles used for street and strip type applications. These units are also very capable for 4WD and off-road use, heavy-duty towing, and commercial applications.
( 50 )
$545.95
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$587.95
On Sale
B&M Nitrous Holeshot Torque Converters
Nitrous engines produce some serious horsepower and require a serious torque converter to handle it. B&M nitrous Holeshot torque converters can handle up to 650 hp and are built with the same features as the other B&M Holeshots, with the addition of anti-balloon plates that allow these converters to stand up to the instant horsepower that nitrous delivers. Converters with higher-than-stock stall speed let your ride accelerate better from a dead stop and allow the vehicle to idle better when a big cam is used. Fully furnace brazed, heavy-duty, needle-bearing thrust packages and new turbine hubs are the key features of these converters, along with the anti-balloon plates. These are serious converters for serious street performance cars.
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$614.95
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$649.95
$552.95
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$583.95
On Sale
B&M Tork Master Torque Converters
Tork Master converters are B&M's most affordable performance torque converters. They feature precision pump drive tubes and are pressure tested, fully balanced, and ready to install. The Tork Masters are excellent all-around performance street converters. They are not recommended for big block or supercharged applications.
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$562.95
$505.95
On Sale
Hays Twister 3/4 Race Torque Converters
Hays Twister 3/4 Race performance torque converters are designed to be the perfect solution for your street/strip machine. Hays designed the Twister torque converters to be one step short of being a "Full Race" converter giving you the perfect combination of performance and affordability. Every torque converter is hand built, inspected and tested to ensure they meet the top of the line quality you expect. To ensure consistency and improve performance each converter is built for one transmission with one bolt pattern, meaning a lighter converter to maximize performance. High flow stators promote better cooling and heavy duty Torrington bearings are used to increase strength and durability. Not ready to go a "Full Race" converter, Hays is there for you with their Twister 3/4 Race torque converters.
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$819.95
$549.95
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$736.95
Summit Racing™ Positraction Differential Carriers
Summit Racing™ Positraction differential carriers deliver aggressive, yet smooth, controllable traction. Our carriers feature nodular iron cases, forged steel internals, strong teeth—and they're fully rebuildable. We offer fitments for dozens of axle models. Whether replacing or upgrading, Summit Racing™ Positraction differential carriers will put power to the pavement, providing the confidence and performance you need.
( 50 )
$599.99
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$714.99
TCI Outlaw Shifters
TCI Outlaw shifters not only ensure that you will find the right gear when you need it, but also deliver great looks. Constructed of billet aluminum with a pistol grip shifter, they are rugged enough to handle both street and race duty, while complementing the interior of any vehicle. They feature rugged construction and are perfectly suited for competition use, being compliant with NHRA/IHRA-legal reverse lockout regulations. In addition, Outlaw shifters feature a park/neutral safety switch, along with provisions for a reverse light system. A shifter cable and installation hardware are included.
( 88 )
$511.95
Lokar Cable Operated Automatic Transmission Shifters
When you order a Lokar cable-operated automatic transmission shifter, you know you're buying quality. They're manufactured to deliver outstanding performance and safety with their patented Safety Lock-Out button. This button prevents accidental shifting from park into reverse, drive, and low gears. Other important features include: a neutral safety switch; 360 degree lever rotation for extra leg room; a completely adjustable mounting bracket that allows for a wide range of installation positions; and your choice of a brushed aluminum mushroom, black anodized mushroom, or high-tech tapered shift knob. These Lokar shifters use a short shifter cable, eliminating the problem of time-consuming linkage adjustments. Available for many different types of automatic transmissions, the shifters are perfect for your car, truck, hot rod, or street rod. Options include stick length, type, and finish; and knob style, material, and finish.
( 23 )
$534.95
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$660.95
ACDelco Differential Carriers
Have to replace the differential carrier on your vehicle? ACDelco differential carriers are genuine OEM replacements with the fit of original equipment. Made with top-notch OEM-quality, these units are built to not only last, but keep your vehicle operating safely.
( 2 )
$554.99
Lokar Case-Mount Automatic Transmission Shifters
When you order a Lokar shifter, you know you're buying quality. These Lokar case-mount automatic transmission shifters are built to deliver outstanding performance and safety with their patented Safety Lock-Out button. The button prevents accidental shifting from park into reverse, drive, and low gears. Other important features include: * Neutral safety switch * Completely adjustable mounting bracket that allows for a wide range of installation positions * Available in a variety of styles and finishes
( 63 )
$505.95
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$581.95
Powertrax Grip Pro Traction Systems
Powertrax Grip Pro traction systems are the latest design in differential technology. They combine the smooth operation of a limited-slip differential, with the strength of a fully machined, forged steel case. Using 3x2 spiral gear engineering, the Powertrax Grip Pro delivers progressive and variable traction. Based on throttle input, you are in control of how much traction is applied. These differential systems are great for use where finesse is just as important as brutal traction. On the road or track, in the rain or snow, Grip Pro is a winner! The systems come fully assembled and there are no friction plates—so you can use any gear oil you like, including full synthetic and racing lube.
( 21 )
$554.67
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$570.00
Centerforce I Clutch Kits
Centerforce I clutch kits are designed to be high-quality, entry-level performance clutches for those in need of a superior stock replacement. Using the patented Centerforce centrifugal weights (where applicable) and premium friction materials, these Stage 1 clutch systems are perfect for applications with stock engines or mild power increases from minor bolt-on modifications.
( 31 )
$503.95
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$577.95
Motive Gear Ring and Pinion Sets
Motive Gear is the leading manufacturer of driveline products for just about any vehicle, whether it is a stock daily driver or a full-competition 4x4 or race car. They are proud to offer an unmatched selection of quality components engineered and manufactured for the vehicle and for the way it is driven. Motive Gear ring and pinion sets are engineered to meet or exceed OEM specifications at a price that won't break your budget. Their broad selection of ring and pinion ratios is available for just about every vehicle made from the 1940s through the present. All Motive Gear products meet strict quality standards through advanced manufacturing techniques and are backed by their strong warranty. Their in-house quality control lab utilizes state-of-the-art equipment to continuously check Motive Gear products for strength, tolerance, and hardness. Only after meeting stringent quality standards are Motive Gear products packaged and ready for delivery.
( 285 )
$512.99
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$679.99
Richmond Gear Pro Gear Ring and Pinion Sets
Richmond Gear Pro Gear ring and pinion sets take it a step further. The gear sets are designed for race use only where hard launches and severe heat cycling occurs. They're made from a softer, more malleable 9310 steel alloy to be more resistant to breakage under harsh racing conditions. These gears feature an outstanding rotating weight loss of up to 6 pounds, ground pinion threads for trouble-free installation, and a special heat treatment for improved strength.
( 44 )
$500.68
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$669.99
Motive Gear Performance Ring and Pinion Sets
Motive Gear Performance ring and pinions are perfect for dedicated racing or off-road vehicles. Their gear sets are made from first-run steel, they never use recycled metal. This allows Motive Gear Performance ring and pinions to handle the extreme torque from high-horsepower racing engines. Extensive engineering, computer-controlled heat treatment, superior strength, quality and the widest selection of racing gear ratios, makes Motive Gear Performance ring and pinions the clear winner! Engineered to the highest standards, every Motive Gear Performance product goes through rigid quality control processes in their in-house lab. Motive Gear Performance also offers a lightweight alternative to standard ring and pinion gear sets. Their AX Series ring and pinions are designed to increase horsepower and efficiency by removing rotating weight. Professional race teams have used custom-lightened drivetrain parts for years, resulting in faster times and more wins. The AX Series gears from Motive are lightened during the manufacturing process; this results in gear sets that have been engineered, not modified. Computer-controlled heat treatment, index tooth spacing, and CNC machining all go into AX Series performance gear sets. Motive Gear Performance: What the pros run!
( 195 )
$501.99
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$656.99
On Sale
Hays Street 650 Clutch Conversion Kits
Hays Street 650 clutch conversion kits are designed to handle highly modified engines up to 650 hp naturally aspirated (600 hp for forced induction and nitrous combinations). The new 26-spline versions work in conjunction with a modern 5- or 6-speed transmission swap. These are true street/strip clutches for spirited high performance driving or frequent track use. The high performance dual-friction disc utilized in the Street 650 has an upgraded spring hub with heavy-duty damper springs to handle greater shock loads versus a standard damper spring. The disc features a sintered metallic friction surface and an organic friction surface. It does a great job at dissipating heat and fighting the slippage found in ordinary discs, along with providing the smooth engagement characteristics of a street-style clutch. These conversion kits also provide an upgraded heavy-duty pressure plate to round out the performance clutch. The Street 650 is a great choice if you visit the track often. Order the model recommended for your vehicle application. Features and benefits: * Upgraded damper springs deliver up to 30 percent more clamping pressure than stock OE clutch * Dual-friction disc offers the best of both worlds—smooth engagement and excellent holding capacity * All Street 650 clutch kits come complete with pressure plate, disc, throwout bearing, and alignment tool
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$578.95
$520.95
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$716.95
On Sale
Hays Billet Steel Flywheels
Hays steel flywheels are engineered to handle extreme-duty applications and designed to take the punishment of today's high-horsepower engines. They are CAD-engineered and precision CNC-machined to strict tolerances. Available in weights up to 50 lbs. for specialized applications, most Hays flywheels are drilled with both the Borg and Beck and Long-style clutch patterns. Upgrade to a precision-machined and engineered Hays billet steel flywheel. Features include: * SFI-approved--legal for use in racing classes that require SFI certification * CNC-machined from certified billet steel for maximum strength and durability * CAD-designed for optimum performance and reliability * Offered in internal, external, or neutral (zero) balanced versions * Available for a wide variety of engines Note: When choosing a flywheel, remember that a heavier flywheel stores more energy. A heavy car requires more power (or inertia) to launch without bogging the engine and needs a heavier flywheel. Lighter flywheels create less inertia at launch, but will accelerate faster through the gears.
( 31 )
$587.95
