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

Diamond Pistons Small Block Chevy Nitrous Series Pistons 10307

SBC 23° Nitrous FT 4.060B/1.140CD

Part Number: DPP-10307

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Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

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Diamond Pistons 23 Degree Nitrous Dome Series Pistons 11831

SB Chevy DM 4.165B/1.062CD

Part Number: DPP-11831

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Estimated Ship Date: May 4, 2026 if ordered today

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Manley Steel H-Beam Connecting Rods 14054R-1

Connecting Rod, 4340 H-Beam, Cap Screw, Bushed, 6.000 in., Chevy, Small Block, Race Only, Each

Part Number: MAN-14054R-1

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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 11755

SB Chevy DM 4.155B/1.219CD NS

Part Number: DPP-11755

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Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11804

SB Chevy DM 4.030B/1.125CD

Part Number: DPP-11804

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Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

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Optic Armor Oversized Formed Windows for 1978-1988 MONTE CARLO - MON784-3T

Optic Armor Oversized Formed Windows for 1978-1988 MONTE CARLO - MON784-3T

WINDOWS, INDIVIDUAL MONTE CARLO 78-88 3/16" Thick Left Quarter LITE TINT

Part Number: OAW-MON784-3T

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Optic Armor Oversized Formed Windows for 1978-1988 MONTE CARLO - MON785-3T

WINDOWS, INDIVIDUAL MONTE CARLO 78-88 3/16" Thick Right Quarter LITE TINT

Part Number: OAW-MON785-3T

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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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Optic Armor Oversized Formed Windows for 1978-1988 MONTE CARLO - MON785-4

WINDOWS, INDIVIDUAL MONTE CARLO 78-88 1/4" Thick Right Quarter

Part Number: OAW-MON785-4

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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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Optic Armor Oversized Formed Windows CUT784-2T

WINDOWS, INDIVIDUAL OLDS CUTLASS 78-87 1/8" Thick Left Quarter LITE TINT

Part Number: OAW-CUT784-2T

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Optic Armor Oversized Formed Windows CUT784-3

WINDOWS, INDIVIDUAL OLDS CUTLASS 78-87 3/16" Thick Left Quarter

Part Number: OAW-CUT784-3

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Optic Armor Oversized Formed Windows CUT784-4T

WINDOWS, INDIVIDUAL OLDS CUTLASS 78-87 1/4" Thick Left Quarter LITE TINT

Part Number: OAW-CUT784-4T

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Optic Armor Oversized Formed Windows CUT785-2T

WINDOWS, INDIVIDUAL OLDS CUTLASS 78-87 1/8" Thick Right Quarter LITE TINT

Part Number: OAW-CUT785-2T

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Optic Armor Oversized Formed Windows CUT785-3

WINDOWS, INDIVIDUAL OLDS CUTLASS 78-87 3/16" Thick Right Quarter

Part Number: OAW-CUT785-3

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Ross Racing Forged Pistons W90014R

Piston, Forged, Dome, 4.165 in. Bore, Chevy, Each

Part Number: ROS-W90014R

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Ross Racing Forged Pistons W90451R

Piston, Forged, Dome, 4.030 in. Bore, Chevy, Each

Part Number: ROS-W90451R

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Estimated Ship Date: Apr 13, 2026 if ordered today

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ICON Premium Forged Pistons SIC981L.030

Pistons, Premium, Forged 2618 Aluminum, 4.155 in. Bore, 4.250 in. Stroke, Dish, Left Side, Pontiac, Each

Part Number: UEM-SIC981L-030

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Estimated Ship Date: Apr 20, 2026 if ordered today

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KB Performance Pistons SKB346.STD

Piston, Hypereutectic, Dish, 4.120 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Pontiac, V8, Each

Part Number: UEM-SKB346-STD

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Estimated Ship Date: Apr 20, 2026 if ordered today

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ICON Premium Forged Pistons SIC981L.070

Pistons, Premium, Forged 2618 Aluminum, 4.195 in. Bore, 4.250 in. Stroke, Dish, Left Side, Pontiac, Each

Part Number: UEM-SIC981L-070

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Estimated Ship Date: Apr 20, 2026 if ordered today

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CA Center Armrests for 1978 CORVETTE - 414950E

1978-1978 Chevrolet Corvette Center Armrest With Embroidered C3 Cross Flags - Doeskin

Part Number: MMU-414950E

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Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

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CA Center Armrests for 1968-1978 CORVETTE - 414920E

Armrest, Center, Base and Pad Armrest Part Type, Leather, Black, Features Embroidered C3 Cross Flags, Chevrolet, Each

Part Number: MMU-414920E

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Estimated Ship Date: May 4, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 52401

MO BB DS 4.350B/3.750S/6.768R/2.065CD

Part Number: DPP-52401

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Estimated Ship Date: May 8, 2026 if ordered today

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Diamond Pistons Small Block 15 Degree Brodix -12 Dome Series Pistons 11886

CH SB DM 4.135B/4.000S/6.000R/1.000CD N/

Part Number: DPP-11886

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Estimated Ship Date: May 8, 2026 if ordered today

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Manley Pro Series I-Beam Connecting Rods 14173-1

Connecting Rod, 4340 I-Beam, Cap Screw, Bushed, 6.800 in. Length, Chevy, Big Block, Each

Part Number: MAN-14173-1

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Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

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Diamond Pistons 23 Degree Nitrous Dome Series Pistons 11834

SBC 23° Nitorus DM 4.060B/1.265CD

Part Number: DPP-11834

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Estimated Ship Date: May 8, 2026 if ordered today

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Diamond Pistons Small Block 15 Degree Brodix -12 Dome Series Pistons 11861

CH SB DM 4.130B/3.800S/6.000R/1.100CD N/

Part Number: DPP-11861

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Estimated Ship Date: May 8, 2026 if ordered today

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1978 Parts and Accessories