1978 - Free Shipping on Orders Over $109 at Summit Racing

Dart Big M Sportsman Big Block Chevy Cast Iron Bare Blocks 31223644

Dart Big M Sportsman Big Block Chevy Cast Iron Bare Blocks 31223644

Engine, Bare Block, Big M Sportsman, Stock/OEM, 4.60 in. Bore, Cast Iron, 4-Bolt Main, 2-Piece Rear Main Seal, Chevy, Big Block, Each

Part Number: DRT-31223644

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

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Summit Racing™ SPC Big Block Chevy Engine Block SUM-150211

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Eagle Competition Rotating Assemblies B11013060

Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Big Block, Kit

Part Number: ESP-B11013060

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

AFR 315cc BBF Bullitt 14 Degree Cylinder Heads 3837

Heads, Aluminum, Assembled, 315cc Intake Runner, 85cc Chamber, Ford, Big Block, Pair

Part Number: AFR-3837

Not Yet Reviewed

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Baer Brakes Baer Claw Pro+ Disc Brake Systems for 1977-1996 CAPRICE, 1994-1996 IMPALA - 4301363B

Disc Brake Kit, Baer Claw Pro+, Front, Cross-drilled/Slotted Rotors, 6-piston Black Powdercoated Calipers, Buick, Chevy, Kit

Part Number: BAE-4301363B

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

Baer Brakes Baer Claw Pro+ Disc Brake Systems for 1977-1996 CAPRICE, 1994-1996 IMPALA - 4301363R

Disc Brake Kit, Baer Claw Pro+, Front, Cross-drilled/Slotted Rotors, 6-piston Red Powdercoated Calipers, Buick, Chevy, Kit

Part Number: BAE-4301363R

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

Baer Brakes Baer Claw Pro+ Disc Brake Systems 4301343B

Disc Brake Kits, Baer Claw Pro Plus, Front, Cross-drilled/Slotted Rotors, Black Calipers, Buick, Chevrolet, Oldsmobile, Pontiac, Kit

Part Number: BAE-4301343B

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

Quarter Master Optimum-V Clutch and Bellhousing Kits LGC350375091

Clutch and Bellhousing Kit, GLC-Low Ground Clearance, Optimum-V Clutch, 3-Disc, 5.50 in., 26-Spline, Magnesium, Ford, 1 Piece Rear Main Seal, Kit

Part Number: QTM-LGC350375091

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Estimated Ship Date: Feb 20, 2026 if ordered today

TCI StreetFighter Transmissions 411200

Automatic Transmission, Remanufactured, Forward Shift Pattern, Automatic, Manual Valve Body, Ford, C-6, 351M, 400, 429, 460

Part Number: TCI-411200

1.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

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UMI Performance Stage 2 Handling Kits GBF002-2-R

Suspension Package, Stage 2, Lowering, Coil Springs, Buick, Chevrolet, Oldsmobile, Pontiac, Kit

Part Number: UPI-GBF002-2-R

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

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QA1 Level 1 Big Wheel Kits BW01-GMG1

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

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RideTech StreetGrip Suspension Systems for 1970-1981 CAMARO, FIREBIRD - 11175010

Suspension Package, StreetGrip, Chevy, Pontiac, Kit

Part Number: ART-11175010

Not Yet Reviewed

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Callies Magnum Crankshafts BBS-42B-MG

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, 2.200 in. Pin, Chevy, 454

Part Number: CPI-BBS42B-MG

Not Yet Reviewed

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QA1 Rear Suspension Conversion Systems for 1975-1986 C10, 1973-1974 C10 PICKUP, 1987 R10 - R230-170

Rear Suspension System, Adjustable, Double Adjustable Coilover, 170 lbs./in., Torque Arm, Panhard Bar, GM 10-Bolt, Chevy C10, Kit

Part Number: QA1-R230-170

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QA1 Rear Suspension Conversion Systems R232-170

Rear Suspension System, Adjustable, Double Adjustable Coilover, 170 lbs./in., Torque Arm, Panhard Bar, Ford 9 in., Chevy C10, Kit

Part Number: QA1-R232-170

Not Yet Reviewed

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QA1 Rear Suspension Conversion Systems R230-250

Rear Suspension System, Adjustable, Double Adjustable Coilover, 250 lbs./in., Torque Arm, Panhard Bar, GM 10-Bolt, Chevy C10, Kit

Part Number: QA1-R230-250

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Baer Brakes Baer Claw Pro+ Disc Brake Systems 4301367R

Disc Brake Kit, Baer Claw Pro+, Front, Cross-drilled/Slotted Rotors, 6-piston Red Powdercoated Calipers, Buick, Chevy, GMC, Olds, Pontiac, Kit

Part Number: BAE-4301367R

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

Summit Racing™ 4L80E Automatic Transmission SUM-700474

Automatic Transmission, Early 6 bolt GM Bellhousing, Automatic Valve Body, Standard Shift Pattern, GM, 4L80E, 4wd, 95-96 Electronics, Each

Part Number: SUM-700474

Not Yet Reviewed

Estimated Ship Date: Today

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TCI Super StreetFighter Transmission Packages 411405P3

Automatic Transmission, StreetFighter, 2.46 First Gear Ratio, Torque Converter, Ford, C-6, Kit

Part Number: TCI-411405P3

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

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Estimated Ship Date: Mar 11, 2026 if ordered today

Holley Dominator EFI Vehicle Management Systems 550-653

Engine Management Systems, Dominator EFI, Connects 24-EV1 Injectors, 12-Coils, Analog/Digital inputs, Ford, Lincoln, 4.3-5.0L, Push-rod Engine, Kit

Part Number: HLY-550-653

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Billet Specialties Tru Trac Serpentine Systems with A/C 13600P

Pulley Kit, Tru Trac, Serpentine, Standard Ratio, Aluminum, Polished, Ford, Small Block, Kit

Part Number: BSP-13600P

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Trick Flow® PowerPort® A460 360 Cylinder Heads for Ford 429/460 TFS-5451T8T5-C03

Cylinder Head, PowerPort® A460 360, Comp Port, Assy, 82cc, Ti Intake Valve/Retain, 18-Bolt, Ford 429/460, Each

Part Number: TFS-5451T8T5-C03

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

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Trick Flow® PowerPort® A460 340 Cylinder Heads for Ford 429/460 TFS-5451B001-M87

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Eagle Competition Rotating Assemblies B21202055

Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chrysler, Dodge, Plymouth, 7.2L, Kit

Part Number: ESP-B21202055

5.0 out of 5 stars ( 1 )

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QA1 1967-91 C20/R20 Front Coilover Conversion Systems 52619-D750

Coilover Conversion, Double Adjustable Shocks, 750 lb. Spring Rate, Upper and Lower Control Arms, Tubular, Black Powdercoated, Chevy, GMC, Kit

Part Number: QA1-52619-D750

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

Scat Engine Rotating Assemblies 1-42355BI

Engine Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Big Block, Kit

Part Number: SCA-1-42355BI

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Eagle Competition Rotating Assemblies B12012060

Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-B12012060

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Hughes Performance Street and Strip Transmissions 22-1E

Automatic Transmission, Forward Shift Pattern, Automatic/Manual Valve Body, Mopar, Torqueflite 727, Each

Part Number: HUP-22-1E

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

1978 Parts and Accessories