1959 Engines & Components

Piston Rings, X, Moly, 3.437 in. Bore, Harley-Davidson®, Set

Part Number: WIS-3437X

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Piston Rings, X, Moly, 3.447 in. Bore, Harley-Davidson®, Set

Part Number: WIS-3447X

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Piston Rings, X, Moly, 3.457 in. Bore, Harley-Davidson®, Set

Part Number: WIS-3457X

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Piston Rings, X, Moly, 3.467 in. Bore, Harley-Davidson®, Set

Part Number: WIS-3467X

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Piston Rings, X, Moly, 3.477 in. Bore, Harley-Davidson®, Set

Part Number: WIS-3477X

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Piston Pin, Steel, Chrome, Straight, 20.10mm x 66.00mm, Harley-Davidson®, Each

Part Number: WIS-S521

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Rod Bearings, .030 in Crankshaft Undersize, Bi Metal, Alecular Alloy, Set of 4

Part Number: KGB-CR401AM030

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Estimated Ship Date: Feb 12, 2026 if ordered today

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Timing Chain and Gear Set, Street True Roller, Double Roller, Rocket Block, 0.391 in. Raised Cam, Kit

Part Number: CLO-9-1146

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Rod Bearings, .030 in. Crankshaft Undersize, Bi Metal, Alecular Alloy, Set of 4

Part Number: KGB-CR417AM030

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Estimated Ship Date: Feb 11, 2026 if ordered today

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Rod Bearings, .040 in. Crankshaft Undersize, Bi Metal, Alecular Alloy, Set of 4

Part Number: KGB-CR417AM040

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Estimated Ship Date: Feb 11, 2026 if ordered today

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Rod Bearings, .050 in Undersize, Bi Metal, Silicon Aluminum, Ford, Big Block FE, Set of 8

Part Number: KGB-CR809AM050

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Estimated Ship Date: Feb 11, 2026 if ordered today

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ROCKER ARM ADJ

Part Number: PIO-S-1012

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Estimated Ship Date: Dec 4, 2025 if ordered today

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VL SPR KIT

Part Number: PIO-S-1052

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Valve Locks

Part Number: PIO-SS-555-HD

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Rocker Arms, Ultra Gold Break-In, Full Roller, 1.3 Ratio, Aluminum, 7/16 in. Stud Size, Chevy, Each

Part Number: CCA-19012-1

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Rocker Arm, Fits 3/8 in. Stud, Full Roller, Steel, 1.60 Ratio, Chevy, Small Block/GM V6, Each

Part Number: CCA-1802-1

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Rocker Arm, Fits 3/8 in. Stud, Full Roller, Steel, 1.55 Ratio, Chevy, Small Block/GM V6, Each

Part Number: CCA-1807-1

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Rocker Arm, Fits 7/16 in. Stud, Full Roller, Steel, 1.55 Ratio, Chevy, Small Block/GM V6, Each

Part Number: CCA-1808-1

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Rocker Arms, Ultra Pro Magnum XD Roller, Chromoly Steel, Black Oxide, 1.5 Ratio, 1/2 in. Stud Mounting, Chevrolet, Small Block, Each

Part Number: CCA-1810-1

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Rocker Arm, High Energy, Non Roller, 1.6 Ratio, Stud Mount, Steel, Chevy, Each

Part Number: CCA-1218-1

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Rocker Arms, Stud Mount, Full Roller, Steel, 1.52 Ratio, Fits 3/8 in. Stud, Chevy, Small Block, Each

Part Number: CCA-1607-1

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Rocker Arm, Full Roller, 1.6 Ratio, Chromoly Steel, Black Oxide, for 3/8 in. Stud, Chevy, Small Block, Each

Part Number: CCA-1609-1

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Valves, VALVE-S/D 1.720,+.200

Part Number: MAN-11716-1

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Estimated Ship Date: Dec 31, 2025 if ordered today

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Oil Pump Stud, Steel, Black, 3.120 in. Length, Chevy, Each

Part Number: PIO-859039

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Estimated Ship Date: Dec 4, 2025 if ordered today

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BR EXP PLUG KIT

Part Number: PIO-PE-113-B

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Estimated Ship Date: Dec 4, 2025 if ordered today

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