1989 Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

World Products Merlin Cylinder Heads 030630

World Products Merlin Cylinder Heads 030630

Cylinder Head, Merlin, Cast Iron, Bare, 119cc Chamber, 345cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030630

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 2026 if ordered today

Wiseco Professional Series Pistons K0006B110

Pistons, Forged, Q16, Dome, 4.610 in. Bore, .043 in., .043 in., 3.0 mm. Ring Grooves, Chevy, Big Block, With Power Adder, Set of 8

Part Number: WIS-K0006B110

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2406-4040

-28cc Dish Top SBC 23 Degree Forged 2618

Part Number: DMS-K3-2406-4040

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-3350-4125

Piston Set, 427W /5.8 Stroker SBF 351W K3-FX Series -4cc Flat Top inline Piston Set. 4.125 bore

Part Number: DMS-K3-3350-4125

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

Eagle Forged 4340 Steel Crankshafts 434033106123

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.310 in. Stroke, Chrysler, 273, 318, 340, Each

Part Number: ESP-434033106123

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

ATK High Performance 315cc BBC Aluminum Cylinder Heads HPBBC315

Cylinder Head, 315cc BBC, Aluminum, 120cc Chamber, 315cc Runner, 2.250 in. Intake Valve, 1.880 in. Exhaust Valve, 0.675 in. Max Lift, Chevy, Each

Part Number: HPE-HPBBC315

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AFR 335cc Enforcer BBC Cylinder Heads 3002

5 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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JE Pistons Extreme-Duty 23-Degree Inverted Dome Top Pistons 131636

Pistons, Forged, Dish, 2-Valve Reliefs, 4.030 in. Bore, 3.480 in. Stroke, 5.700 in. Rod, 1.560 in. Compression, Chevy, Set of 8

Part Number: JEP-131636-8

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

JE Pistons Tour Series Gas Ported Pistons 170693

Pistons, 23 Degree GP, Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.480 in. Stroke, 6.000 in. Rod, 1.250 in. Compression, Chevy, Set of 8

Part Number: JEP-170693-8

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

Scat Forged Pro Series Big Block Post Crankshafts 77-350-3750-6000

CRANKSHAFT

Part Number: SCA-773503760

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Scat Forged Standard Weight Crankshafts 4-351W-4100-6200

Crankshaft, Standard Weight, Forged 4340 Steel, 4.100 in. Stroke, Internal Balance, Ford, 351W, Each

Part Number: SCA-4351W60

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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March Performance Sport Track Ultra All-Inclusive Chevy Serpentine Pulley Kits 21610

Pulleys, Sport Track Ultra All-Inclusive, Serpentine, High Water Flow Ratio, Chevy, Small Block, Kit

Part Number: MCH-21610

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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March Performance Revolver Serpentine Conversion Kits 21110

Pulley Kit, Revolver, Serpentine, Aluminum, Clear Powdercoated, Chevy, Small Block, Kit

Part Number: MCH-21110

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

BoostLine Connecting Rods SC6125-927

Chevy SB 6.125" Stroker - Boost Line

Part Number: BLN-SC6125-927

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

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Estimated Ship Date: Jan 20, 2026 if ordered today

BoostLine Connecting Rods BC6700-990

Connecting Rod, I-Beam, Chromoly 4340 Steel, Shot-Peened, Floating Pin, Chevrolet, Big Block, Set of 8

Part Number: BLN-BC6700-990

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

COMP Cams Sportsman Solid Roller Lifters 96998B-16

Lifter, Sportsman, Mechanical Roller, 0.904 in. O.D., Chevy, Big Block, Bronze Bushing Axle, Set of 16

Part Number: CCA-96998B-16

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today

COMP Cams Xtreme Energy Cam and Lifter Kits CL35-771-8

Cam and Lifters, Mechanical Roller Tappet, Advertised Duration 280/286, Lift .608/.614, Ford, 351W, Kit

Part Number: CCA-CL35-771-8

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today

Manley Titanium Valves 11482T-8

Valves, Intake, Titanium, 2.300 in. Diameter, .342 in. Stem, 5.540 in. Length, Set of 8

Part Number: MAN-11482T-8

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits SK11-433-8

Cam/Lifters/Timing, Hydraulic Roller Tappet, Advertised Duration 288/294, Lift .521/.540, Chevy, Big Block, Kit

Part Number: CCA-SK11-433-8

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today

COMP Cams Magnum Solid Roller Cam and Lifter Kits CL34-700-9

Cam and Lifters, Mechanical Roller Tappet, Advertised Duration 280/280, Lift .634/.634, Ford, 429-460, Each

Part Number: CCA-CL34-700-9

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today

COMP Cams Sportsman Solid Roller Lifters 96836B-16

Lifter, Sportsman, Mechanical Roller, 0.875 in. O.D., Ford, Big Block, Bronze Bushing Axle, Set of 16

Part Number: CCA-96836B-16

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today

Eagle Forged 4340 Steel Crankshafts 446041402200

Crankshaft, Internal Balance, Forged 4340 Steel, 4.140 in. Stroke, Ford, 429, 460, Each

Part Number: ESP-446041402200

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 11, 2026 if ordered today

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Estimated Ship Date: Feb 11, 2026 if ordered today

JE Pistons Big Block Open Chamber FSR GP Domed Pistons 330136

Pistons, Forged, Dome, 2-Valve Reliefs, 4.610 in. Bore, 4.500 in. Stroke, 6.385 in. Rod, 1.155 in. Compression, Chevy, Set of 8

Part Number: JEP-330136-8

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Scat Forged Standard Weight Crankshafts 4-454-4750-6700

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, 6.700 Rod, Chevy, 454, Each

Part Number: SCA-445440

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-6203-3840

Piston Set, 231 V6 & GN Buick V6 & Grand National K3-FX Series -15cc Buick Dish Top Piston Set. 3.840 bore

Part Number: DMS-K3-6203-3840

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

Manley Titanium Valves 11452T-8

Valves, Intake, Stainless Steel, 2.055 in. Diameter, .342 in. Stem, 4.940 in. Length, Set of 8

Part Number: MAN-11452T-8

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today