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

Silv-O-Lite Hypereutectic Pistons S1749H.020

Piston, Hypereutectic, Dish, 3.820 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Each

Part Number: UEM-S1749H-020

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Silv-O-Lite Cast Pistons S1746.040

Piston, Cast, Dish, 3.840 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Each

Part Number: UEM-S1746-040

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Silv-O-Lite Cast Pistons S1746.060

Piston, Cast, Dish, 3.860 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Each

Part Number: UEM-S1746-060

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Estimated Ship Date: Apr 20, 2026 if ordered today

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KB Performance Pistons SKB346.040

Piston, Hypereutectic, Dish, 4.160 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Pontiac, V8, Each

Part Number: UEM-SKB346-040

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Zumbrota Drivetrain Axle Assemblies RAA435-1896F

Reman Axle Assy, GM 12 Bolt 8.875 In., 4.11 Ratio, w/o Posi Traction

Part Number: ZUD-RAA435-1896F

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Estimated Ship Date: Tomorrow if ordered today

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Zumbrota Drivetrain Axle Assemblies RAA435-1896C

Zumbrota Axle Assembly for 1973-1983 12 Bolt 4WD General Motors Truck

Part Number: ZUD-RAA435-1896C

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Diamond Pistons Race Series Pistons 11435

SINGLE PISTON

Part Number: DPP-11435

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Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11652

SINGLE PISTON

Part Number: DPP-11652

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Estimated Ship Date: Apr 28, 2026 if ordered today

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Crower Stainless Steel Shaft Mounted Rocker Arm Systems 74141F

Rocker Arms, Full Roller, Custom Ratio, Offset, Stainless Steel, Shaft Mounting Style, Chevy, Small Block, Kit

Part Number: CRO-74141F

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 16, 2026 if ordered today

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Estimated Ship Date: Jul 16, 2026 if ordered today

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Crower Stainless Steel Shaft Mounted Rocker Arm Systems 74148F

Rocker Arm, Shaft Mount, Full Roller, Stainless, Custom Ratio, Chevy, Small Block, Kit

Part Number: CRO-74148F

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Estimated Ship Date: Jul 16, 2026 if ordered today

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Estimated Ship Date: Jul 16, 2026 if ordered today

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Callies Compstar Connecting Rods A6000DS2A2AH-UW

Connecting Rod, Compstar, Forged 4340 Steel, H-Beam, 6.000 in. Length, ARP 2000, Cap Screw, Chevy, Small Block, Each

Part Number: CPI-6000DS2A2AH1

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Estimated Ship Date: Jun 10, 2026 if ordered today

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Estimated Ship Date: Jun 10, 2026 if ordered today

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Scat Pro Sport H-Beam Connecting Rods 2-35062002000-1

Rod Chevy Pro Sport H-Beam Arp 8740 7/16 Cap Screws 6.200 Lgt 2.000 Jrnl .927 Pin.940, 2-35062002000-1

Part Number: SCA-6620020-1

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Estimated Ship Date: Jun 8, 2026 if ordered today

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Optic Armor Oversized Formed Windows for 1968-1982 CORVETTE - COR683-3T

Optic Armor Oversized Formed Windows for 1968-1982 CORVETTE - COR683-3T

WINDOWS, INDIVIDUAL CORVETTE 68-82 3/16" Thick Right Door LITE TINT

Part Number: OAW-COR683-3T

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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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Scat Pro Sport H-Beam Connecting Rods 2-35057002000-1

Connecting Rods, 4340, H-Beam, 12-Point, Cap Screw, Small Journal, 5.700 in. Length, Chevy, Small Block, Each

Part Number: SCA-6570020-1

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Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

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Eagle H-Beam Connecting Rods CRS6250B3DL19-1

Connecting Rod, 4340 Steel, H-Beam, 6.250 in., Cap Screw, Bushed, Chevy, Ford, Small Block, Each

Part Number: ESP-6250B3DL19-1

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Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

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Scat Pro Comp I-Beam Connecting Rods 2-ICR61357/16A-1

Rod Chevy Pro Series I-Beam Bushed 7/16 ARP 2000 Cap Screw Bolts 6135 Lgt 2200 Jrn 990 Pin992 2-ICR61357/16A-

Part Number: SCA-26135716A-1

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Estimated Ship Date: Jun 8, 2026 if ordered today

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Vintage Air Gen-V SureFit Systems Complete Kits 941685

Air Conditioning, Gen-V SureFit System, Heat & Cool, Without Factory Air, Ford, Kit

Part Number: VTA-941685

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Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

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Silv-O-Lite Cast Pistons S1633.040

Piston, Cast, Dish, 4.097 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Oldsmobile, V8, Each

Part Number: UEM-S1633-040

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Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11329

SB Chevy DM 4.130B/1.062CD NS

Part Number: DPP-11329

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons 23 Degree Nitrous Dome Series Pistons 11839

SBC 23° Nitrous DM 4.155B/1.265CD

Part Number: DPP-11839

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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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Diamond Pistons Domestic Series Pistons 11197

SB Chevy FT 4.160B/1.000CD

Part Number: DPP-11197

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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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Crower Standard Series Crankshafts 95123

Crankshaft, 2-piece seal, Internal Balance, Forged 4340 Steel, 3.562 in. Stroke, Custom Order, Chevy, Each

Part Number: CRO-95123

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Estimated Ship Date: Aug 3, 2026 if ordered today

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Estimated Ship Date: Aug 3, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11712

SB Chevy DM 4.060B/1.000CD

Part Number: DPP-11712

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Estimated Ship Date: May 8, 2026 if ordered today

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Crower Ultra Light Forged Steel Crankshafts UL95133

Crankshaft, Ultra Light, 2-Piece Seal, Internal Balance, Forged 4340, 4.000 in. Stroke, Chevy, 454, Each

Part Number: CRO-UL95133

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Estimated Ship Date: Aug 3, 2026 if ordered today

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Estimated Ship Date: Aug 3, 2026 if ordered today

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Crower Ultra Light Crankshafts UL95125

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Custom Order, Chevy, 350, 400

Part Number: CRO-UL95125

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Estimated Ship Date: Aug 3, 2026 if ordered today

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1978 Parts and Accessories