Engine (11)

-€55.83

S&S CYCLE Valve Spring Kit — 0.550" lift, 140 lb seat pressure

Allows additional rocker clearance for '48-'65 Panheads; includes late single bottom collars for S&S and stock late '81-'85 heads; works with stock-style bottom collars and thin-stem valves with thicker keepers.

€217.09 €272.92

-€3.17
Out of Stock

S&S CYCLE Rep Gasket Base Rocker Cover 4-1/8" — 90-4071-S

Replacement gasket for rocker cover base; fits 4-1/8" openings.

€12.34 €15.51

-€5.22

BARNETT Scorpion Derby Cover Gasket — 646-30-51090

Replacement gasket for Big Twin Scorpion Derby Cover. Ensures a tight seal to prevent oil leaks during service and operation.

€14.77 €19.99

-€14.56

S&S CYCLE Replacement Ring Set for S&S Pistons — Bore 3.875"

Replacement ring set for two pistons, compatible with S&S pistons only.

€56.59 €71.15

High-Performance Piston Kit — +0.040" oversize, 3.228" bore, 10.0:1 compression

-€76.34

WISECO High-Performance Piston Kit — +0.040" oversize, 3.228" bore,...

Forged high-silicon aluminum piston kit including rings, retainer clips and chrome piston pins for reliable top-end rebuilds.

€216.00 €292.34

High-Performance Piston Kit — Bore 3.447", Compression Ratio 9.0:1, 1213 cc

-€76.34

WISECO High-Performance Piston Kit — Bore 3.447", Compression Ratio...

Forged high-silicon aluminum piston kit with X-ring package, rings, chrome pins and retainer clips; made in the USA.

€216.00 €292.34

High-Performance Piston Kit — 3.495" piston, 4-1/4" stroke, 1340 cc

-€84.82

WISECO High-Performance Piston Kit — 3.495" piston, 4-1/4" stroke,...

Complete top-end piston kit with X-Ring package, hardware, and U.S.-made pistons for performance rebuilds.

€239.99 €324.81

$High-Performance Piston Kit — Bore 3.537\", Stroke 4.25\", 9.5:1 compression, 1340 cc$

-€84.82

WISECO High-Performance Piston Kit — Bore 3.537\", Stroke 4.25\",...

Forged high-silicon aluminum pistons; complete rebuild kit with X‑Ring set and hardware.

€239.99 €324.81

High-Performance Piston Kit — 3.5055" piston, 1340 cc, 4-1/4" stroke

-€86.89

WISECO High-Performance Piston Kit — 3.5055" piston, 1340 cc, 4-1/4"...

Complete top-end piston kit with X-Ring set, retainer clips and chrome piston pins. Made in the USA.

€245.85 €332.74

High-Performance Replacement Wrist Pin — 55.9 mm length, 20 mm outside diameter, piston

-€5.69

WISECO High-Performance Replacement Wrist Pin — 55.9 mm length, 20 mm...

High-performance wrist pin designed for improved strength and reduced thermal expansion.

€16.10 €21.79

High-Performance Replacement Wrist Pin — 70 mm length, 20 mm outside diameter

-€5.69

WISECO High-Performance Replacement Wrist Pin — 70 mm length, 20 mm...

Precision replacement wrist pin engineered for high-stress engine use, offering improved strength and thermal stability.

€16.10 €21.79

High-Performance Replacement Ring Set — Bore 3.875", Displacement 95", VM Series

-€12.14

WISECO High-Performance Replacement Ring Set — Bore 3.875",...

Includes rings for one piston only; fits only matching pistons from the same manufacturer.

€34.35 €46.49

-€325.30

S&S CYCLE 96" Big Bore Kit — 3.625" bore, 4-5/8" stroke, Black

Complete 96" big bore kit includes cylinders, pistons, rings and gaskets; made in the U.S.A.; requires crankcase boring and a skilled technician for installation.

€1,265.05 €1,590.35

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