Engine

-€2.48

KIBBLEWHITE Seal Valve — 3/8" stem, 4-pack

OE-style low-friction PTFE intake valve seals with steel-clad, low-profile design that resists high temperatures and controls oil flow.

€7.02 €9.50

Piston Kit — 3.508" bore, +0.010" oversize, 9.5:1 compression, 4-stroke

-€106.40

JE PISTONS Piston Kit — 3.508" bore, +0.010" oversize, 9.5:1 compression,...

High-strength forged piston kit with premium wrist pins, carbon steel wire lock and JE Pro Seal rings.

€301.05 €407.45

-€106.40

JE PISTONS Piston Kit — 3.518", +0.020", 10.0:1

High-strength piston kit for high-horsepower V-Twin engines. Includes premium wrist pins, wire locks and pro-seal piston rings.

€301.05 €407.45

-€95.72

JE PISTONS Piston Kit — +0.020" piston, 10.25:1 compression, 4-Stroke

High-strength forged piston kit for V-Twin engines. Includes premium wrist pins, carbon steel wire lock, and pro-seal piston rings.

€270.82 €366.54

-€101.06

JE PISTONS Piston Kit — Bore 3.755", +0.005", 9.3:1, 4-Stroke

High-strength forged piston kit for high-horsepower V-Twin engines. Includes premium wrist pins, carbon steel wire lock and JE Pro Seal rings.

€285.92 €386.98

Piston Kit — 3.755" bore, +0.005" pistons, 10.25:1 compression, 4-Stroke

-€97.65

JE PISTONS Piston Kit — 3.755" bore, +0.005" pistons, 10.25:1...

Complete piston kit with premium wrist pins, carbon steel wire lock and JE Pro Seal rings; forged design for high-performance V‑Twin engines.

€289.33 €386.98

-€81.37

JE PISTONS Piston Kit — 100 cu in, 9.5:1

High-strength piston kit with premium wrist pins and JE Pro Seal rings.

€199.04 €280.41

-€81.37

JE PISTONS Piston Kit — +0.020", 9.5:1 compression

Forged piston kit for V-Twin engines; includes wrist pins, carbon steel wire lock, and Pro Seal rings.

€142.96 €224.33

-€106.40

JE PISTONS Piston Kit — 3.937" bore, 10.25:1 compression, 4-stroke

High-strength piston kit with premium wrist pins, carbon steel wire lock and JE Pro Seal rings.

€301.05 €407.45

-€93.88

JE PISTONS Piston Kit — 3.875" bore, 10.0:1 compression, Standard

High-strength forged piston kit with premium wrist pins, carbon steel wire locks, and sealed rings for durable performance.

€265.63 €359.51

-€93.88

JE PISTONS Piston Kit — +0.010", 10.0:1, 4-Stroke

High-strength forged piston kit for V-Twin engines; includes premium wrist pins, carbon steel wire lock, and JE Pro Seal rings.

€265.63 €359.51

-€93.88

JE PISTONS Piston Kit — Bore 4.005 in, Compression 10.5:1, Size +0.005 in

Complete piston kit with premium wrist pins, wire locks and JE Pro Seal rings. Precision-manufactured for consistent performance in high-horsepower V-Twin applications.

€265.63 €359.51

Mega 8 Camshaft — 232° exhaust / 230° intake, 0.472" lift, Model TQ230V3

-€124.12

COMP CAMS Mega 8 Camshaft — 232° exhaust / 230° intake, 0.472" lift,...

Performance camshaft delivering broad torque or top-end power, billet-steel construction, made in the USA.

€255.84 €379.96

-€99.30

COMP CAMS Mega 8 Camshaft — Model 234A, 240°/234° duration, 0.472" lift

High-performance camshaft with Endurance Ramps for broader torque, reduced valve train noise, and increased stability; constructed from billet steel and made in the USA.

€280.66 €379.96

-€110.72

COMP CAMS Mega 8 Camshaft — Bolt-In, Model 238A

High-performance camshaft with Endurance Ramps for broad torque, reduced valve train noise, and billet steel construction.

€228.16 €338.88

-€124.12

COMP CAMS Mega 8 Camshaft — Model 248C, High-Lift

High-performance camshaft series featuring Endurance Ramps, reduced valve-train noise, billet-steel construction, and USA manufacturing.

€255.84 €379.96

-€10.96

KIBBLEWHITE Compression Release Valve — M10 x 1.0, Pair, Black, Chrome

Reduces hot starts and starter/battery load. 5–7 N closing force. Cool-touch molded knobs. Made in the U.S.A.

€31.00 €41.96

-€10.96

KIBBLEWHITE Compression Release Valve — M10 x 1.0, pair, Black, Chrome

State-of-the-art compression release valves that reduce hot starts and lower starter and battery loads. Sold as a set and made in the U.S.A.

€31.00 €41.96

-€10.96

KIBBLEWHITE Compression Release Valve — M10 x 1.0, Black, Chrome, Pair

State-of-the-art design to reduce hot starts and starter/battery loads. Custom molded knobs, sold in pairs, made in the U.S.A.

€31.00 €41.96

-€2.40

KIBBLEWHITE Wrist Pin Bushing — 0.897" O.D. x 0.788" I.D. x 1.065" O.L.

Precision wrist pin bushing made to exact tolerances. Made in the USA. Does not include oil hole(s); holes must be drilled after installation.

€6.76 €9.16

-€7.32

JAMES GASKET Carburetor Insulator Block Kit — JAMES GASKET, 29250-98-A, Kit

Kit includes 3/8" fiber insulator block and gaskets to reduce fuel boiling and vapor lock; made in the U.S.A.

€24.89 €32.21

Wrist Pin Bushing — 1.019" O.D x 0.925" I.D x 1.040" O.L., 660 Bronze

-€5.28

KIBBLEWHITE Wrist Pin Bushing — 1.019" O.D x 0.925" I.D x 1.040" O.L., 660...

Made to exact tolerances and built for long service life. Made in the USA. Does not include oil hole(s); holes must be drilled after installation.

€14.92 €20.20

-€2.65

KIBBLEWHITE Wrist Pin Bushing — 0.897" O.D. x 0.788" I.D. x 0.945" O.L.

Made in the USA. Meets or exceeds OE-style fitment and wearability. Does not include oil hole(s); drill after installation.

€7.50 €10.15

Disc Brake Rotor-To-Hub Kit — 3/8-16, 25.4 mm (1") , Chrome, Silver

-€7.36

GARDNER-WESTCOTT Disc Brake Rotor-To-Hub Kit — 3/8-16, 25.4 mm (1") , Chrome,...

Precision kit for rotors with a 3.25" bolt circle. Single kit for single-disc installations; two kits required for dual-disc setups. Made in the U.S.A.

€28.63 €35.99

-€5.56

GARDNER-WESTCOTT Disc Brake Rotor-To-Hub Kit — 3/8-16 thread, 25.4 mm (1")

Fits rotors with a 3.25" bolt circle; dual-disc applications require two kits; made in the U.S.A.

€21.65 €27.21

Handlebar Lever Switch Housing Master Cylinder Fastener — Handlebar lever mount, master cylinder, switch housing, Silver

-€7.74

GARDNER-WESTCOTT Handlebar Lever Switch Housing Master Cylinder Fastener —...

Secure, precision fastener for motorcycle control assemblies. Made in the U.S.A.

€30.10 €37.84

-€1.60

GARDNER-WESTCOTT Fork Drain Plugs — For 41 mm tubes, Chrome

Precision drain plugs for fork maintenance, built for durability and reliable sealing.

€6.24 €7.84

Riser Mounting Bolt Set — 2-3/4" (69.9 mm), Chrome

-€5.19

GARDNER-WESTCOTT Riser Mounting Bolt Set — 2-3/4" (69.9 mm), Chrome

Includes 1/2"-13 x 2-3/4" hex-head bolts, lock washers and cup washers. Made in the U.S.A.

€20.22 €25.41

Disc Brake Rotor-To-Hub Kit — 5/16-18 thread, 22.2 mm (7/8"), Silver

-€5.96

GARDNER-WESTCOTT Disc Brake Rotor-To-Hub Kit — 5/16-18 thread, 22.2 mm (7/8"),...

Fits rotors with a 3.25" bolt circle. Dual disc applications require two kits. Made in the U.S.A.

€23.17 €29.13

-€24.18

JAMES GASKET Cylinder Head/Base Gasket Kit — 4.000", 0.51 mm, 1.14 mm

Complete kit with matching head and base gaskets plus O-rings where applicable. Made in the USA.

€82.20 €106.38

shop by category

Engine

Engine

Subcategories

Complete Engines

Performance Kits

Internal Parts

Cooling

Gaskets & O-Rings

Camshafts

Contact us

Products

Our company

shop by category

Engine  

Engine

Subcategories

Complete Engines

Performance Kits

Internal Parts

Cooling

Gaskets & O-Rings

Camshafts

Engine