Engine (3)

-€69.89

JIMS Hydrosolid Tappets — 0.8425" diameter

Perform like hydraulics up to 5,500 rpm, then convert to solid tappets for roughly 3–6 more usable horsepower; prevents hydraulic pump-up at high rpm; requires adjustable pushrods; made in the U.S.A.

€103.35 €173.24

-€48.84

JIMS Hydrosolid Tappets — 0.9035" diameter

Performs like a self-adjusting fluid lifter to 5,500 rpm, then becomes a solid lifter for about 3–6 additional hp; requires adjustable pushrods. Made in the U.S.A.

€138.01 €186.85

-€36.45

JIMS Powerglide™ Tappets — Oversize (+0.002"), Diameter 0.7330"

Hand-fit hydraulic tappets offering precise roller alignment and exact cam timing; recommend .0007"–.0012" block clearance.

€141.75 €178.20

Powerglide™ Tappets — 0.7310" diameter, Standard

-€25.38

JIMS Powerglide™ Tappets — 0.7310" diameter, Standard

Precision-machined hydraulic tappets for cast iron or aluminum blocks. Fitted to exact clearances for long roller life and accurate cam timing.

€98.68 €124.06

Powerglide™ Tappets — 0.7330" diameter, Oversize +0.002", Standard Hydraulic

-€46.58

JIMS Powerglide™ Tappets — 0.7330" diameter, Oversize +0.002",...

Precision billet-steel hydraulic tappets for Powerglide applications. Hand-fit for exact cam timing and extended roller life.

€81.51 €128.09

-€26.20

JIMS Powerglide™ Tappets — 0.7360" diameter, Oversize +0.005"

Fits cast iron and aluminum valve-lifter blocks
Billet bearing metal construction
Hand fit hydraulic unit, .0002" running fit
Recommended block clearance .0007"–.0012"

€101.89 €128.09

-€9.44

JIMS Oil Pump Component — 26346-69/70

Replacement oil pump component for Big Twin models.

€36.69 €46.13

Oil Pump Component — Idler gear, 26317-68A

-€12.82

JIMS Oil Pump Component — Idler gear, 26317-68A

Replacement component for Big Twin models; precision-machined to restore lubrication performance and reduce noise.

€49.89 €62.71

-€14.02

JIMS Oil Pump Component — JIMS idler gear

Replacement component for Big Twin lubrication systems. Precision‑machined for durability and proper fit.

€54.52 €68.54

-€7.44

JIMS Gear-Side Pinion Shaft Nut — 5/8-24

High-strength pinion shaft nut designed for secure gear-side installation and long service life.

€28.92 €36.36

Gear-Side Pinion Shaft Nut — 5/8-24 left-hand threads

-€4.94

JIMS Gear-Side Pinion Shaft Nut — 5/8-24 left-hand threads

Secures the pinion shaft on the gear side; install to specified torque and check endplay after tightening.

€19.22 €24.16

Tornado Turbo Performance Kit — Black, TRASK

-€1,595.33
Out of Stock

TRASK Tornado Turbo Performance Kit — Black, TRASK

Bolt-on turbo kit that adds 40%–50% more power to stock 107", 114" and 117" M-Eight motors; includes injectors, tune files and all install hardware. Requires Thundermax ECM; offroad use only.

€6,204.07 €7,799.40

-€11.51
Out of Stock

KLOCK WERKS Oil Cooler Guard — Black

Precision-cut oil cooler guard that adds visual pop to the center of the oil cooler trim. Easy to install and made in the USA.

€44.75 €56.26

-€179.90
Out of Stock

JIMS Forceflow Cylinder Head Cooler Kit — Chrome

Plug-and-play cooler kit with a high-powered, waterproof fan and temperature-activated switch; includes wiring, hardware and instructions. Not for "Twin Cooled" models.

€699.64 €879.54

Forceflow Cylinder Head Cooler Kit — Black, not for Twin Cooled models

-€151.61
Out of Stock

JIMS Forceflow Cylinder Head Cooler Kit — Black, not for Twin...

Complete plug-and-play cylinder head cooler kit with a waterproof fan, temperature-activated switch (140°F), OEM-type replacement horn, wiring and hardware. Not for "Twin Cooled" models.

€589.64 €741.25

-€179.90
Out of Stock

JIMS Forceflow Cylinder Head Cooler Kit — Chrome

Complete plug-and-play kit with high-powered waterproof fan and temperature-controlled operation; installs without drilling. Not for "Twin Cooled" liquid-cooled heads.

€699.64 €879.54

-€105.85
Out of Stock

TRASK Assault Series Cam Cover — Raw, Machined

Transparent cam cover designed to match Assault series air cleaners. Made in the USA.

€411.66 €517.51

-€73.75
Out of Stock

JIMS Low-Profile Billet Tappet Covers/Pushrod Cover Kit — Black

Low-profile billet tappet and pushrod cover kit; fits Twin Cam pushrod covers only; sits 1/2" lower than stock; includes gaskets, O-rings and screws; made in USA.

€286.83 €360.58

-€136.05
Out of Stock

ALLOY ART Comp Cam Cover — Machined

Finned cam cover with a low-profile design for improved header clearance and enhanced crankcase breathing. CNC machined for durability.

€384.47 €520.52

Comp Cam Cover — Black, 6061-T6 billet aluminum, finned

-€148.64
Out of Stock

ALLOY ART Comp Cam Cover — Black, 6061-T6 billet aluminum, finned

Low-profile cam cover with large breather fitting, CNC-machined billet aluminum construction, finned for extra cooling; made in the USA.

€420.08 €568.72

$Compression Release Adapter — 14 mm (3/8\"), straight$

-€9.22
Out of Stock

ALLOY ART Compression Release Adapter — 14 mm (3/8\"), straight

Designed for twin plug heads. Accepts .650" / 10 mm x 1.0 valves. Sold each. Made in the U.S.A.

€17.13 €26.35

-€55.92
Out of Stock

JIMS Piston Oiling Jet Kit — Silver

High-flow piston oiling jet kit designed for stock and high-performance flywheels; modified for stroker applications. Made in the U.S.A.

€217.44 €273.36

-€13.47
Out of Stock

JIMS Idler Shaft with Bushing — JIMS, 25791-KIT

Includes shaft and bushing. Made in the U.S.A. Kit for idler gear applications.

€52.38 €65.85

-€12.53
Out of Stock

JIMS Pinion Shaft Bushing — 1.0035", PN 25582-54/73

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

€48.70 €61.23

-€14.11
Out of Stock

JIMS Circuit Breaker Shaft Kit — JIMS, 25856-KIT

Includes a shaft and two replacement bushings; restores circuit breaker operation. Manufactured in the United States.

€54.90 €69.01

Motor Sprocket Shaft Spacer Kit — 0.366–0.666 in, 8-pack

-€29.50
Out of Stock

JIMS Motor Sprocket Shaft Spacer Kit — 0.366–0.666 in, 8-pack

Eight-piece spacer kit machined to a 32-micron, burr-free finish for extended seal life; fits the sprocket shaft oil seal.

€114.73 €144.23

Cam Cover Bushing — 1.0035" diameter, bronze

-€8.74
Out of Stock

JIMS Cam Cover Bushing — 1.0035" diameter, bronze

Precision machined cam cover bushing with .0002" tolerance and installation lead-in. Made in the U.S.A.

€33.99 €42.73

$Cam Cover Bushing — 0.9405\" bronze$

-€11.26
Out of Stock

JIMS Cam Cover Bushing — 0.9405\" bronze

Precision machined cam cover bushing with lead-in for easy installation. Made in the U.S.A.

€43.78 €55.04

Squareback Taillight Gasket — Fits '99–'24 Harley-Davidson, 5-pack

-€5.48
Out of Stock

CUSTOM DYNAMICS Squareback Taillight Gasket — Fits '99–'24 Harley-Davidson,...

Direct-fit replacement for Squareback taillight gaskets; fits '99–'24 Harley-Davidson models. Sold as a multi-pack.

€21.33 €26.81

-€249.64
Out of Stock

JIMS Roller Rocker Arms — Set of 4, front and rear

Precision-cast 4340 chromoly roller rocker arms that reduce valve train friction and increase top-end horsepower. Set includes two front and two rear rocker arms.

€970.82 €1,220.46

shop by category

Engine

Subcategories

Complete Engines

Performance Kits

Internal Parts

Cooling

Gaskets & O-Rings

Camshafts

Contact us

Products

Our company