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When it’s time to upgrade your transmission, turn to the torque transfer pros at American Powertrain! They specialize in Tremec 5- and 6-speed gearboxes and also...
When it’s time to upgrade your transmission, turn to the torque transfer pros at American Powertrain! They specialize in Tremec 5- and 6-speed gearboxes and also build a full line of accessories and installation kits designed to make your next swap go like clockwork. Summit Racing offers American Powertrain transmissions, transmission installation kits, crossmembers, flywheels, clutch pedal assemblies, and more—everything you need to convert your muscle car to modern drivetrain technology. Make the shift to American Powertrain—shop now!
When it’s time to upgrade your transmission, turn to the torque transfer pros at American Powertrain! They specialize in Tremec 5- and 6-speed gearboxes and also build a full line of accessories and installation kits designed to make your next swap go like clockwork. Summit Racing offers American Powertrain transmissions, transmission installation kits, crossmembers, flywheels, clutch pedal assemblies, and more—everything you need to convert your muscle car to modern drivetrain technology. Make the shift to American Powertrain—shop now!
Shifter Stick, 10 in. Stick Length, Standard 2 Bolt, Bucket Seat, Chevrolet, Ford, Each
Part Number: AWR-SLUN-10002
Estimated Ship Date: Today
Estimated Ship Date: Today
PEDALS
Part Number: AWR-PEFO-10002
Not Yet Reviewed
Estimated Ship Date: Oct 3, 2025 if ordered today
Estimated Ship Date: Oct 3, 2025 if ordered today
Flywheel, Science Friction, 10.50 in. Diameter, 8-Bolt, 130-tooth, Neutral Balance, Billet Steel, Dodge, Plymouth, 426 Hemi, Each
Part Number: AWR-FWCH10002
Not Yet Reviewed
Estimated Ship Date: Oct 3, 2025 if ordered today
Estimated Ship Date: Oct 3, 2025 if ordered today
Flywheel, Science Friction, 164-tooth, Billet Steel, Internal, 2-piece Seal, 4.625 in. Hub, AMC 401 ci., Each
Part Number: AWR-FWAM10002
Estimated Ship Date: Oct 3, 2025 if ordered today
Estimated Ship Date: Oct 3, 2025 if ordered today
Flywheel, Science Friction, Billet Steel, 168-tooth, 11 in. Clutch, SFI Rated, External Balance, Chevy, Small Block, 383, 400, 2-Piece Rear Main, Each
Part Number: AWR-FWCV10002
Not Yet Reviewed
Estimated Ship Date: Oct 3, 2025 if ordered today
Estimated Ship Date: Oct 3, 2025 if ordered today
SCIENCE FRICTION Billet Steel Flywheel for all Buick 401 Nailhead.
Part Number: AWR-FWBU10002
Not Yet Reviewed
Estimated Ship Date: Oct 3, 2025 if ordered today
Estimated Ship Date: Oct 3, 2025 if ordered today
SCIENCE FRICTION Billet Steel 157t Flywheel,5.0 or 351C/W when used with 5.0 Bellhousing, 50oz Balance. MADE
Part Number: AWR-FWFO10002
Not Yet Reviewed
Estimated Ship Date: Oct 3, 2025 if ordered today
Estimated Ship Date: Oct 3, 2025 if ordered today
Bellhousings, New, Aluminum, Natural, Manual, Chevrolet, Each
Part Number: AWR-BHCV-10002K
Estimated Ship Date: Today
Estimated Ship Date: Today
Manual Transmission Maglink Adapter, LS T-56 to GM TKO/Muncie/T-10 Bellhousing, CNC Machined Aluminum, Kit
Part Number: AWR-APGM10002G
Estimated Ship Date: Oct 3, 2025 if ordered today
Estimated Ship Date: Oct 3, 2025 if ordered today
SCIENCE FRICTION Billet Steel 166t, 1977-85 Pontiac 326-455, 10.5" and 11" bolt patterns.
Part Number: AWR-FWPO10002
Not Yet Reviewed
Estimated Ship Date: Sep 24, 2025 if ordered today
Estimated Ship Date: Sep 24, 2025 if ordered today
Flywheel, Science Friction, Billet Steel, 166-Tooth, 13.90 in., Oldsmobile, 330/400/425 C.I.D., Each
Part Number: AWR-FWOL10002
Estimated Ship Date: Sep 18, 2025 if ordered today
Estimated Ship Date: Sep 18, 2025 if ordered today
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