1997 Engines & Components

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 3.622 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: ESP-434636226100

5.0 out of 5 stars ( 1 )

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Valve Covers, Profile, Centerbolt Mounting, Billet Aluminum, Polished, Ribbed Top, Chevy, Small Block LS, Pair

Part Number: BSP-P95470

5.0 out of 5 stars ( 1 )

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Pulleys, Ultra Series, Serpentine, Clear Powdercoated, Alternator, No A/C, With P/S, Chevy, Small Block, Kit

Part Number: MCH-CA22050

4.33 out of 5 stars ( 6 )

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Pro LS 4340 Piston and Rod Kit, 347 Cid., 3.903 bore, 3.622 stroke, 6.125 rod, 7cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR36L9037

5.0 out of 5 stars ( 1 )

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Pro LS 4340 Piston and Rod Kit, 346 Cid., 3.898 bore, 3.622 stroke, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR36L8983

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Cam and Spring Combo, Adv. Duration 262/264, Lift .550/.550, Lobe Sep. 112, w/ Springs, Ford 4.6L/5.4L 2V, Kit

Part Number: TFS-K51802001

3.67 out of 5 stars ( 3 )

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

Part Number: BLN-SC6000-927

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Estimated Ship Date: Dec 8, 2025 if ordered today

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

Part Number: SCA-4351W60

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Cylinder Heads, Aluminum, Bare, 119cc Chamber, 317cc Intake Runner, Chevy, Big Block, Pair

Part Number: PMX-9317

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Valve Covers, Cast Aluminum, 409 Chevy Style for LS, 409 Decals, Breather Tube, 2.750 in Tall, Chrome Plated, Centerbolt, Gen 3/4, Chevy, Pair

Part Number: LSS-GMLS1004C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 2, 2025 if ordered today

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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

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Pistons, Forged, Dome, 2-Valve Reliefs, 4.500 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Set of 8

Part Number: JEP-258238-8

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Estimated Ship Date: Dec 9, 2025 if ordered today

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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

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Estimated Ship Date: Dec 9, 2025 if ordered today

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Pistons, Forged, Dome, 2-Valve Reliefs, 4.560 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Set of 8

Part Number: JEP-258240-8

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Estimated Ship Date: Dec 9, 2025 if ordered today

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Crankshaft, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Ford, 4.6L, Each

Part Number: ESP-428137505950

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Valve Covers, 2.50 in. Tall, Centerbolt, Billet Aluminum, Natural, Moroso Logo, Includes Built-in Coil Mounts, Chevrolet, Small Block LS, Pair

Part Number: MOR-68476

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Estimated Ship Date: Dec 15, 2025 if ordered today

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ROLLER LIFTERS

Part Number: HRS-91240

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Estimated Ship Date: Jan 8, 2026 if ordered today

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

Part Number: MCH-20426

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Lifters, Race Series, Hydraulic Roller, Pro Max High RPM, Vertical Bar, Chevy, Big Block, Set of 16

Part Number: HRS-91171

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Pistons, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.030 in. Bore, 3.625 in. Stroke, 6.000 in. Rod, 1.187 in. Compression, Chevy, Set of 8

Part Number: JEP-182008-8

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Estimated Ship Date: Dec 9, 2025 if ordered today

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Summit Chevy LS 4340 Forged Steel Crankshaft, 3.622 stroke, 24X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-180LS362224

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Pulleys, Chevy LS Series, Serpentine, Performance Ratio, Billet Aluminum, Black, Water Pump, Alternator, With Power Steering, No Air Conditioning, Kit

Part Number: MCH-20085-08

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Pro LS Crank and Rods, Forged 4340 Steel Crank, 4 in. Stroke, Forged 4340 Steel H-Beam Rods, 6.125 in. Rod Length, Chevy, LS, Kit

Part Number: SUM-CR4024125

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Connecting Rods, H-beam, Forged 4340 Steel, Shot-peened and Tumbled, Floating, 6.000 in. Length, Chevy, Small Block, Set of 8

Part Number: SCA-6600021SA

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Valve Covers, Cast Aluminum, Big Block Chevy Style for LS, Tonawanda Decals, Oil Filler, Breather Tube, Centerbolt, 2 in. Tall, Chrome, Chevy, Pair

Part Number: LSS-GMLS1003C

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