Performance & Replacement Transmission & Drivetrain Parts

Torque Converter, Boss Hog, Direct Drive, 9.750 in. Diameter, Circle Track, Chevy, TH350, Each

Part Number: APE-47002

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Torque Converter, Tow Master, Chevy, TH400, 6-Pad, Each

Part Number: HUP-GM5TOW

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Torque Converter, Fuel Miser, Chevy, TH-400, 6-Pad, Each

Part Number: HUP-GM5FUEL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Torque Converter, Extreme Towing Diesel, Chevy, TH400, Each

Part Number: HUP-GM5XFM-1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Torque Converter Shim, 4130 Steel, 7/16 in. Hole, 0.125 in. Thick, Set of 3

Part Number: MEZ-FPS437125

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Torque Converter Midplate Spacer Kits, Spacers, 0.250 in. Thickness, Fits GM Torque Converters, Kit

Part Number: FTI-CBK3

3.63 out of 5 stars ( 8 )

Estimated Ship Date: Today

Torque Converter Shims, 4130 Steel, Black Oxide, 0.187 in. Thick, 7/16 in. Center Hole i.d., Set of 3

Part Number: MEZ-FPS437187

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Torque Converter Midplate Spacer Kits, Spacers, 0.125 in. Thickness, Fits GM Torque Converters, Kit

Part Number: FTI-CBK2

Not Yet Reviewed

Estimated Ship Date: Today

Torque Converter Shim, 4130 Steel, 7/16 in. Hole, 0.250 in. Thick, Set of 3

Part Number: MEZ-FPS437250

Not Yet Reviewed

Estimated Ship Date: Today

Extension Kit, Fits 1/4 in. Engine Plate, Fits 7/8 in. Torque Converters Only, with Removable Crank Pilot, Kit

Part Number: TCI-745504

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

Extension Kit 1/8" MP 8" Converter

Part Number: TCI-745508

Not Yet Reviewed

Estimated Ship Date: Today

Combo, B & M Performance, Torque Converter, 2,800 RPM Stall, Chevy, TH350, Dipstick, Deep Pan, Fluid, Kit

Part Number: CMB-13-0029

Not Yet Reviewed

Cannot be shipped Internationally

• Restricted
• Free Shipping

Combo, B & M Performance, Torque Converter, 2,800 RPM Stall, Chevy, TH350, Dipstick, Deep Pan, Fluid, Kit

Part Number: CMB-13-0028

Not Yet Reviewed

Cannot be shipped Internationally

• Restricted
• Free Shipping

Combo, B & M Performance, Torque Converter, 2,800 RPM Stall, Chevy, TH400, Dipstick, Deep Pan, Fluid, Kit

Part Number: CMB-13-0030

Not Yet Reviewed

Cannot be shipped Internationally

• Restricted
• Free Shipping

Flexplate Bolts, Hex Head, 7/16-20 in. Thread, Steel, Black, 0.688 in. Underhead Length, Chevy, Set of 6

Part Number: ATP-ZX-2036

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Flexplate Fasteners, Hex Head Bolts, 7/16 in.-20 Thread, 0.688 in. Underhead Length, Steel, Black, Ford, Set of 6

Part Number: ATP-ZX-1016

Not Yet Reviewed

Estimated Ship Date: Today

SPACER, FLEXPLATE, CHEV-GM, late model LSA, LSX454, LSX454R with 4L80 or 4L85 style torque converter on Gen III/ IV engine. 8-Bolt Crankshaft Flange.

Part Number: PQX-1803535

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

• Drop Ship
• Special Order

Flexplates, Steel, 164-Tooth, External Engine Balance, 50 oz. Imbalance, 11.4 in. Converter Bolt Pattern, Ford, Small Block, Each

Part Number: MLL-BPPF50164

Not Yet Reviewed

Estimated Ship Date: Today

Flexplates, Steel, 164-Tooth, External Engine Balance, 28 oz. Imbalance, 11.4 in. Converter Bolt Pattern, Ford, Small Block, Each

Part Number: MLL-BPPF28164

Not Yet Reviewed

Estimated Ship Date: Today

Crankshaft Adapter Sleeve, Steel, 1.700 in. Crank Pilot Diameter, Adapts Older GM Torque Converter Snouts to LS/LT Engines, Chevy, Each

Part Number: ICB-551165

4.94 out of 5 stars ( 16 )

Estimated Ship Date: Today

Crankshaft Adapter Sleeves, Steel, 1.703 in. Crank Pilot Diameter, Adapts TH350 and TH400 Torque Converter Snout To LS Engines, Chevy, LS, Each

Part Number: FTI-FCALS

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

FLEXPLATE, BLACK LABEL SPECIAL EDITION, SFI, MOPAR/CHRYSLER SB & BB, 10" or 11 1/8" Converter, 6 bolt crank, Int Bal

Part Number: PQX-2044070

Not Yet Reviewed

Estimated Ship Date: Today

Flexplate Bolts, Hex, Chromoly, Black, 7/16 in.-20, 0.500 in. U.H.L., Mopar, V8, Kit

Part Number: TCI-146000

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Jan 15, 2026 if ordered today

• Drop Ship
• Special Order

Automatic Transmission, Level 4, 6R80, RWD, Stall Converter, 3 Bolt Starter, Small Block Ford, Kit

Part Number: GES-GS6R80L4

Not Yet Reviewed

Estimated Ship Date: Today

• Core Charge $650.00
• Free Shipping
• Mfr. Rebate

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $9,495.00

Rebate Expires: 12/31/2025

Get $250 back after rebate on this Gearstar Transmission! Go to https://www.summitracing.com/go/ges to redeem offer. ...Read More

Get $250 back after rebate on a Gearstar Performance Level 3, Level 4, or Level 5 Transmission. Go to https://www.summitracing.com/go/ges to redeem offer. Valid on purchases made between 12/1/25 and 12/31/25. Rebate submission must be postmarked within 30 days of purchase. Allow 2-4 weeks for processing. Rebate for end consumer only. Show Less

×

FLEXPLATE, PRO SERIES, BLACK LABEL, SFI, CHEV 454 1970-90, 168T, Early, External Bal, .187" Thick Core, High HP Design, Incl Late Model 6 bolt convert

Part Number: PQX-2045473

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order