CHEVROLET Chevy big block Mark IV - Customizable - Free Shipping on Orders Over $109 at Summit Racing

Manley Pro Series I-Beam Connecting Rods 14162-1

Connecting Rods, 4340 I-Beam, Cap Screw, Bushed, 6.385 in. Length, Chevy, Big Block, Each

Part Number: MAN-14162-1

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Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

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Silv-O-Lite Cast Pistons S1433.030

Piston, Cast, Dome, 4.124 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Big Block, Each

Part Number: UEM-S1433-030

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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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Silv-O-Lite Hypereutectic Pistons S3403HC.030

Piston, Hypereutectic, Dish, 4.280 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Big Block, Each

Part Number: UEM-S3403HC-030

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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 SIC603.125

Pistons, Premium, Forged 2618 Aluminum, 4.375 in. Bore, 4.250 in. Stroke, Dome, Chevy, Big Block, Each

Part Number: UEM-SIC603-125

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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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KB Performance Pistons SKB202.100

Piston, Hypereutectic, Flat, 4.350 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB202-100

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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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KB Performance Pistons SKB201.040

Piston, Hypereutectic, Dome, 4.290 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB201-040

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Estimated Ship Date: Apr 27, 2026 if ordered today

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KB Performance Pistons SKB207.030

Piston, Hypereutectic, Dome, 4.280 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB207-030

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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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Callies Compstar Crankshafts BB3-425-CS

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.760 in. Stroke, 2.200 in Pin, Chevy, 396, 402

Part Number: CPI-BB3425-CS

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Estimated Ship Date: Jun 15, 2026 if ordered today

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Estimated Ship Date: Jun 15, 2026 if ordered today

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Manley Pro Series I-Beam Connecting Rods 14170-1

ROD-BBC 6.660 I BEAM

Part Number: MAN-14170-1

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Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

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Manley Pro Series I-Beam Connecting Rods 14166-1

Connecting Rod, 4340 I-Beam, Cap Screw, Bushed, 6.535 in. Length, Chevy, Big Block, Each

Part Number: MAN-14166-1

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Estimated Ship Date: May 1, 2026 if ordered today

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Wiseco Professional Series Pistons 60022B100

Wiseco Professional Series Pistons 60022B100

Pistons, Professional Series, Quick 16, Forged Aluminum, Dome, 4.600 in. Bore, Stroked, Chevy, Big Block, Each

Part Number: WIS-60022B100

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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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KB Performance Pistons SKB202.STD

Piston, Hypereutectic, Flat, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB202-STD

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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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Silv-O-Lite Hypereutectic Pistons S3403HC.020

Piston, Hypereutectic, Dish, 4.270 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Big Block, Each

Part Number: UEM-S3403HC-020

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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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Transmission Combo, Tremec T-56, 6-Speed, Chevy, 2.97:1 First Gear, 0.50:1 Fifth Gear, Kit

Part Number: AWR-COGM-T1J

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Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

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American Powertrain Tremec T-56 Magnum Manual Transmissions and Installation Kits COGM-A1G

Combo, ProFit, Close Ratio, T-56 Magnum, 6-Speed, 1964-67 GM A-Body, 2.66:1 First Gear, 0.63:1 Sixth, Kit

Part Number: AWR-COGM-A1G

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Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

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American Powertrain Tremec T-56 Magnum Manual Transmissions and Installation Kits for 1955-1957 BEL AIR - COGM-B1G

Combo, ProFit, Close Ratio, T-56 Magnum, 6-Speed, 1955-57 Tri-5 Chevy, 2.66:1 First Gear, 0.63:1 Sixth, Kit

Part Number: AWR-COGM-B1G

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Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

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Silv-O-Lite Hypereutectic Pistons S3474HC.060

Piston, Hypereutectic, Dome, 4.310 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mercruiser, V8, Each

Part Number: UEM-S3474HC-060

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Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

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CHEVROLET Chevy big block Mark IV Parts and Accessories