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

Callies Compstar Connecting Rods CSB6385DS3B9AH-UW

Connecting Rod, Compstar, Forged, H-Beam, ARP Cap Screws, Bushed Pin, 6.385 in. Length, Chevy, Big Block, Each

Part Number: CPI-6385DS3B9AH1

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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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Ross Racing Forged Pistons W96451R

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

Part Number: ROS-W96451R

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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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Scat Pro Sport H-Beam Connecting Rods 2-35162002311927A-1

Rod Ford Pro Sport H-Beam Arp 2000 7/16 Cap Screws 6.200 Lgt 2.311 Jrnl .927 Pin.830, 2-35162002311927A-1

Part Number: SCA-66200A-1

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Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

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Scat Pro Sport H-Beam Connecting Rods 2-46066052500A-1

Rod Ford Pro Sport H-Beam Arp 2000 7/16 Cap Screws 6.605 Lgt 2.500 Jrnl 1.040 Pin.995, 2-46066052500A-1

Part Number: SCA-66605A-1

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Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

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Scat Pro Sport H-Beam Connecting Rods 2-35060002100QL-1

Rod Chevy Pro Sport H-Beam Arp 2000 3/8 Cap Screws 6.000 Lgt 2.100 Jrnl .927 Pin.940, 2-35060002100QL-1

Part Number: SCA-66000214-1

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Estimated Ship Date: Apr 29, 2026 if ordered today

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Diamond Pistons Small Block 23 Degree Race Dome Series Pistons 11925

CH SB DM 4.030B/4.000S/6.000R/1.000CD N/

Part Number: DPP-11925

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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 23 Degree Nitrous Dome Series Pistons 11844

SBC 350/400 23° 4.030B/1.200CD

Part Number: DPP-11844

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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 Race Series Pistons 11449

SBC 23° Race DS 4.165B/1.125CD

Part Number: DPP-11449

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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 52438

MO BB DS 4.360B/4.150S/6.800R/1.780CD N/

Part Number: DPP-52438

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 50010

MO MAG DS 3.940B/4.000S/6.123R/1.457CD

Part Number: DPP-50010

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 52408

N/S MO BB DS 4.375B/4.150S/6.768R/1.120C

Part Number: DPP-52408

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons Race Series Pistons 11441

SBC 23° Race DS 4.030B/1.125CD

Part Number: DPP-11441

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons Small Block Chevy Nitrous Series Pistons 10311

SBC 23° Nitrous FT 4.155B/1.062CD

Part Number: DPP-10311

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11206

SB Chevy FT 4.165B/1.062CD NS

Part Number: DPP-11206

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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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Manley Pro Series I-Beam Connecting Rods 14455-1

ROD-SBC SJ 6.125 LIGHT

Part Number: MAN-14455-1

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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 Race Series Pistons 11447

SBC 23° Race DS 4.125B/1.125CD

Part Number: DPP-11447

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons Race Series Pistons 11430

SB Chevy DS 4.155B/1.125CD NS

Part Number: DPP-11430

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11823

SB Chevy DM 4.165B/1.125CD

Part Number: DPP-11823

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Estimated Ship Date: May 11, 2026 if ordered today

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Eagle H-Beam Connecting Rods CRS67003DL19-1

Connecting Rods, 4340 Steel, H-Beam, 6.700 in., Cap Screw, Bushed, Chevy, Ford, Big Block, Each

Part Number: ESP-67003DL19-1

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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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Diamond Pistons Domestic Series Pistons 52415

MO BB DS 4.350B/4.150S/6.768R/1.865CD

Part Number: DPP-52415

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons Small Block 23 Degree ASCS/USMTS Dome Series Pistons 11943

CH SB ASCS/USMTS DM 4.145B/3.335S/6.000R

Part Number: DPP-11943

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons Small Block 23 Degree Race Dome Series Pistons 11919

CH SB DM 4.030B/3.750S/6.000R/1.125CD N/

Part Number: DPP-11919

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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 11873

CH SB DM 4.155B/3.875S/6.000R/1.062CD N/

Part Number: DPP-11873

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Estimated Ship Date: May 8, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 52426

MO BB DS 4.360B/4.250S/6.768R/1.815CD N/

Part Number: DPP-52426

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11327

SB Chevy DM 4.040B/1.250CD NS

Part Number: DPP-11327

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Estimated Ship Date: May 11, 2026 if ordered today

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1978 Parts and Accessories