Engine

Forceflow Cylinder Head Cooler Kit — Black

-€151.61

JIMS Forceflow Cylinder Head Cooler Kit — Black

Plug-and-play cylinder head cooling kit with a high-powered waterproof fan and automatic temperature switch that engages at 140°F. Not for "Twin Cooled" models.

€589.64 €741.25

-€167.07

JIMS Forceflow Cylinder Head Cooler Kit — Black

High-powered waterproof fan directs air around cylinder heads; includes temperature switch (activates at 140°F), manual override, wiring, hardware, and instructions. Plug-and-play installation with no drilling. Not for "Twin Cooled" models with liquid cooled heads.

€649.68 €816.75

Radiator Guard — Anodized gray, 6061 aluminum

-€37.44

DYNOJET-HARLEY Radiator Guard — Anodized gray, 6061 aluminum

Durable radiator guard with mounting bracket for easy installation. Protects against rocks and road debris. Made in the USA.

€145.63 €183.07

-€213.46

JIMS Forceflow Cylinder Head Cooler Kit — Chrome

Directs air through a side scoop to cool cylinder heads; includes a high-powered waterproof fan, temperature switch (activates at 140°F), manual override, wiring and hardware. Plug-and-play installation with no drilling. Not for "Twin Cooled" models.

€414.38 €627.84

-€8.96

JIMS Forceflow Cylinder Head Cooler Mount — Chrome

Secure, precision-machined mount for head coolers; fits many V-twin applications. 110" motors need optional adapter (sold separately).

€34.85 €43.81

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

On sale!
-€99.30

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.

€280.66 €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

On sale!
-€88.58

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.

€250.30 €338.88

On sale!
-€99.30

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.

€280.66 €379.96

-€10.04

JIMS Pinion Shaft Bushing — 1.0035 in

Quality pinion shaft bushing manufactured in the U.S.A. Precision fit for reliable performance.

€39.03 €49.07

-€10.72

JIMS Pinion Shaft Bushing — 1.0015" diameter

Quality pinion shaft bushings. Made in the U.S.A.

€41.72 €52.44

-€9.46

JIMS Pinion Shaft Bushing — 0.8775" diameter, P/N 25593-57

Precision pinion shaft bushing that improves drivetrain reliability. Made in the U.S.A.

€36.76 €46.22

Motor Sprocket Shaft Spacer — JIMS, P/N 24002-70

-€9.37

JIMS Motor Sprocket Shaft Spacer — JIMS, P/N 24002-70

Precision-machined spacer with a 32-micron burr-free finish for extended seal life. Made in the U.S.A.

€36.44 €45.81

-€11.18

JIMS Wrist Pin Bushing — Standard, Bronze

Precision wrist pin bushings that hold concentricity to less than .0002" with a lead-in edge for easy installation. Made in the U.S.A.

€43.45 €54.63

-€11.18

JIMS Wrist Pin Bushing — Oversize (+0.005"), Pair

High-precision wrist pin bushing machined to tight concentricity tolerances with a lead-in edge for easy installation.

€43.45 €54.63

-€8.53

JIMS Cam Cover Bushing — 1.2015" bronze

Precision-machined cam cover bushing finished in one operation with a .0002" tolerance. Lead-in design makes installation and alignment easier. Made in the U.S.A.

€33.16 €41.69

-€11.18

JIMS Wrist Pin Bushing — Standard, Pair

Precision-machined wrist pin bushings hold concentricity to less than .0002" and feature a lead-in edge for easy installation. Made in the U.S.A.

€43.45 €54.63

-€132.18

COMP CAMS Mega 8 Camshaft — 246A, Bolt-In

Performance camshaft series using Comp Cams technology and Endurance Ramps; billet steel construction, reduced valve train noise, made in the USA.

€282.48 €414.66

Mega 8 Camshaft — High-lift, Intake 240°, Exhaust 250°, Model 240C

-€124.12

COMP CAMS Mega 8 Camshaft — High-lift, Intake 240°, Exhaust 250°, Model...

Performance cam series with Endurance Ramps, reduced valve train noise, billet steel construction, made in USA.

€265.34 €389.46

On sale!
-€124.07

COMP CAMS Beehive Valve Spring Kit — 0.540" lift

Drop-in beehive valve springs that increase rpm capability and avoid rocker box clearance issues.

€350.57 €474.64

-€55.53

JIMS Rocker Arm Shaft Kit — PN 5837

Performance rocker arm shafts and precision hardware machined from low-alloy case-hardened steel; hardware flats held to a .0005” parallel tolerance.

€215.98 €271.51

-€42.27

JIMS Powerglide II Hydraulic Tappets — Standard, 0.842 in

Extensively developed hydraulic tappets featuring a billet body, increased roller width, hand-honed hydraulic cavity, over 30% higher dynamic load capacity, and improved lubrication for longer life. Made in the U.S.A.

€164.39 €206.66

-€40.73

JIMS Hydrosolid Tappets — Diameter 0.8420"

Performs as a hydraulic tappet to 5,500 rpm, then becomes a solid tappet for increased horsepower; requires adjustable pushrods. Made in the U.S.A.

€158.41 €199.14

Powerglide™ Steady Roll Tappets — Oversize (+0.002 in), 0.8440 in diameter, Hydraulic

On sale!
-€26.50

JIMS Powerglide™ Steady Roll Tappets — Oversize (+0.002 in), 0.8440...

Powerglide™ Steady Roll tappets with a Steady Roll bronze bushing, billet steel body and enhanced lubrication for longer service life.

€103.07 €129.57

V-Thunder™ Performance Forged Tappet — Black Oxide

-€19.10

COMP CAMS V-Thunder™ Performance Forged Tappet — Black Oxide

Forged performance replacement for stock hydraulic roller lifters. 100% tested and made in the U.S.A.

€54.03 €73.13

V-Thunder™ Race Forged Tappet — Black oxide

-€20.01

COMP CAMS V-Thunder™ Race Forged Tappet — Black oxide

Race/slow bleed upgrade design for high-performance use; each unit 100% tested; durable oxide finish; made in the U.S.A.

€56.63 €76.64

-€99.87

COMP CAMS V-Thunder™ Race Forged Tappet — Set of 4, Black Oxide

Race/slow bleed upgrade design for high-performance use. Each unit is 100% tested for proper function. Made in the United States.

€282.59 €382.46

-€129.35

JIMS Flow Pro 1 Billet Oil Pump Body — Flow Pro 1, black

CNC-machined pump body with matched feed and return gears increases oil return and reduces drag. Includes body, gears, shaft and plugs; cover and mounting hardware not included.

€503.06 €632.41

-€24.44

JIMS Rocker Arm Shaft — Part 17611-66B

Durable rocker arm shaft for precise valve-train operation. Made in the U.S.A.

€95.06 €119.50

-€18.35

JIMS Rocker Arm Bushings — 8-pack

Premium American-made valve-train components for precision performance and long service life.

€71.35 €89.70

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