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

Diamond Pistons 23 Degree Nitrous Dome Series Pistons 11842

SBC 23° Nitrous DM 4.155B/1.140CD

Part Number: DPP-11842

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Estimated Ship Date: May 8, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11304

SB Chevy DM 4.030B/1.250CD NS

Part Number: DPP-11304

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 52029

MM BB FT 4.380B/4.250S/6.800R/1.780CD N/

Part Number: DPP-52029

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11710

SB Chevy DM 4.030B/1.000CD

Part Number: DPP-11710

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11820

SB Chevy DM 4.155B/1.000CD

Part Number: DPP-11820

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Estimated Ship Date: May 8, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 52462

MO BB DS 4.380B/4.250S/7.100R/1.480CD N

Part Number: DPP-52462

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Diamond Pistons 23 Degree Nitrous Dome Series Pistons 11841

SB Chevy DM 4.125B/1.140CD

Part Number: DPP-11841

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11330

SB Chevy DM 4.165B/1.062CD NS

Part Number: DPP-11330

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons Small Block 15 Degree Brodix -12 Dome Series Pistons 11882

CH SB DM 4.145B/4.000S/6.000R/1.000CD N/

Part Number: DPP-11882

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Diamond Pistons Domestic Series Pistons 11313

SB Chevy DM 4.130B/1.100CD NS

Part Number: DPP-11313

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons Small Block 15 Degree Brodix -12 Dome Series Pistons 11881

CH SB DM 4.130B/4.000S/6.000R/1.000CD N/

Part Number: DPP-11881

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Estimated Ship Date: May 11, 2026 if ordered today

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Ross Racing Forged Pistons W95661R

Piston, Forged, Dome, 4.155 in. Bore, Chevy, Small Block, Each

Part Number: ROS-W95661R

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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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KB Performance Pistons SKB405.039

Piston, Hypereutectic, Dish, 4.390 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring, Oldsmobile, V8, Each

Part Number: UEM-SKB405-039

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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 S1634.STD

Piston, Cast, Dish, 3.500 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Oldsmobile, V8, Each

Part Number: UEM-S1634-STD

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Scat Pro Sport H-Beam Connecting Rods 2-440676023741094A-1

Rod Rod Chrys Pro Sport H-Beam Arp 2000 7/16 Cap Screws 6.760 Lgt 2.374 Jrnl 1.094 Pin1.012, 2-44067602374109

Part Number: SCA-6676010A-1

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Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

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Scat Pro Sport H-Beam Connecting Rods 2-44067602374990A-1

Rod Chrysler Pro Sport H-Beam Arp 2000 7/16 Cap Screws 6.760 Lgt 2.374 Jrnl .990 Pin1.012, 2-44067602374990A-

Part Number: SCA-6676099A-1

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Estimated Ship Date: May 18, 2026 if ordered today

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Scat Pro Sport H-Beam Connecting Rods 2-35161252311912A -1

Rod Ford Pro Sport H-Beam Arp 2000 7/16 Cap Screws 6.125 Lgt 2.311 Jrnl .912 Pin.830, 2-35161252311912A -1

Part Number: SCA-66125A-1

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Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

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Scat Pro Sport H-Beam Connecting Rods 2-35159552311912A -1

Rod Ford Pro Sport H-Beam Arp 2000 7/16 Cap Screws 5.955 Lgt 2.311 Jrnl .912 Pin.830, 2-35159552311912A -1

Part Number: SCA-65955A-1

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Estimated Ship Date: May 18, 2026 if ordered today

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

Rod Chevy Pro Sport H-Beam Arp 8740 7/16 Cap Screws, Small Journal, 5.700 Lgt 2.000 Jrnl .927 Pin.940, 2-35057002000QLS-1

Part Number: SCA-6570020QLS-1

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Estimated Ship Date: May 18, 2026 if ordered today

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Scat Pro Sport H-Beam Connecting Rods 2-35062502100A-1

Rod Chevy Pro Sport H-Beam Arp 2000 7/16 Cap Screws 6.250 Lgt 2.100 Jrnl .927 Pin.940, 2-35062502100A-1

Part Number: SCA-6625021A-1

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Estimated Ship Date: May 18, 2026 if ordered today

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Scat Pro Sport H-Beam Connecting Rods 2-3.85970224994-1

Rod Buick Pro Sport H-Beam Arp 8740 7/16 Cap Screws 5.970 Lgt 2.249 Jrnl .940 Pin.844, 2-3.85970224994-1

Part Number: SCA-6385970-1

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Estimated Ship Date: May 18, 2026 if ordered today

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Manley Sportmaster Steel Connecting Rods 14101-1

Connecting Rod, Sportmaster, 4340 I-Beam, Cap Screw, Bushed, 5.7 in. Length, Custom Bore Sizes, Chevy, Each

Part Number: MAN-14101-1

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

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ICON Premium Forged Pistons SIC640L.040

Pistons, Premium, Forged 2618 Aluminum, 4.165 in. Bore, 3.750 in. Stroke, Dome, Left Side, Chevy, Small Block, Each

Part Number: UEM-SIC640L-040

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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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ICON Premium Forged Pistons SIC617.STD

Pistons, Premium, Forged 2618 Aluminum, 4.125 in. Bore, 3.400 in. Stroke, Dome, Ford, Small Block, Each

Part Number: UEM-SIC617-STD

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Estimated Ship Date: Apr 13, 2026 if ordered today

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ICON Premium Forged Pistons SIC640R.040

Pistons, Premium, Forged 2618 Aluminum, 4.165 in. Bore, 3.750 in. Stroke, Dome, Right Side, Chevy, Small Block, Each

Part Number: UEM-SIC640R-040

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Estimated Ship Date: Apr 13, 2026 if ordered today

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1978 Parts and Accessories