Engine (7)

-€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

Nitrided Valve — Head Diameter 1.585", Stem Diameter 0.3100", Length 4.550", Tulip Angle 23°

-€8.87

KIBBLEWHITE Nitrided Valve — Head Diameter 1.585", Stem Diameter 0.3100",...

One-piece nitrided stainless-steel valve with stellite tip for superior wear resistance and reduced friction. Made in the USA.

€30.16 €39.03

-€9.73

KIBBLEWHITE Nitrided Valve — Stem 0.3095", Head 1.350", Length 4.640"

One-piece Stellite-tipped nitrided valve delivering superior wear resistance, reduced friction, and optimized flow. Made in the USA.

€33.05 €42.78

-€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

Nitrided Valve — 1.825 in head, 0.3090 in stem, 3.562 in length, 23° tulip

-€11.10

KIBBLEWHITE Nitrided Valve — 1.825 in head, 0.3090 in stem, 3.562 in...

Nitrided valve with stellite tip for reduced wear and friction; compatible with leaded and unleaded fuels. Made in USA.

€31.35 €42.45

Nitrided Valve — Standard, Head 1.750", Length 3.810", Stem 0.376"

-€6.07

KIBBLEWHITE Nitrided Valve — Standard, Head 1.750", Length 3.810", Stem...

Stellite-tipped nitrided stainless-steel valve offering superior wear resistance, lightweight profile, excellent flow, and fuel compatibility.

€23.56 €29.63

-€6.16

KIBBLEWHITE Nitrided Valve — Head 1.950" , Stem 0.3765" , Length 3.885"

One-piece stellite-tipped nitrided valve for improved wear resistance, reduced friction, and excellent flow characteristics. Made in USA.

€23.92 €30.08

Nitrided Valve — Standard, Head 1.840", Stem 0.3100", Length 4.445"

-€7.63

KIBBLEWHITE Nitrided Valve — Standard, Head 1.840", Stem 0.3100", Length...

One-piece nitrided stainless-steel valve with stellite tip for reduced wear and improved flow.

Compatible with leaded and unleaded fuels; made in the USA.

€21.60 €29.23

Nitrided Valve — 1.615 in head, 4.525 in length, 0.3096 in stem, 29° tulip

-€8.29

KIBBLEWHITE Nitrided Valve — 1.615 in head, 4.525 in length, 0.3096 in...

One-piece stellite-tipped stainless-steel valve with a nitrided surface to reduce wear and friction. Lightweight profiles for improved flow. Compatible with leaded and unleaded fuels. Made in the USA.

€23.43 €31.72

-€13.25

KIBBLEWHITE Nitrided Valve — 1.935" head, 0.309" stem, 3.620" length

One-piece stellite-tipped nitrided valve offering improved wear resistance, corrosion resistance, and excellent flow characteristics. Compatible with leaded and unleaded fuels.

€37.39 €50.64

-€6.48

JIMS Valve Lock Keys — 8-pack

Precision-made valve lock keys with a 10° lock angle. Heat-treated and made in the U.S.A. Designed for reliable valve keeper service.

€25.19 €31.67

Cast Iron Valve Guide — Oversize (+0.001"), Inside Diameter 0.3098", Length 2.400"

-€2.29

KIBBLEWHITE Cast Iron Valve Guide — Oversize (+0.001"), Inside Diameter...

Precision-machined valve guide compatible with no-lead fuel and multiple valve-stem materials. Made in the USA.

€7.77 €10.06

-€2.68

KIBBLEWHITE Cast Iron Valve Guide — Oversize (+0.002"), ID 0.3098", L 2.400"

Precision valve guide compatible with unleaded fuel and all valve-stem materials. Made in the USA.

€7.60 €10.28

-€10.29

KIBBLEWHITE C630 Valve Guides — 2.40" length, 0.3095" ID

Precision-machined C630 valve guides with a tapered nose design for improved flow and OEM-style fitment. Made in the USA.

€29.15 €39.44

-€46.11

KIBBLEWHITE Cylinder Stud Kit — 8 Pack, Black

Precision-ground studs that reduce notch sensitivity and improve fatigue resistance. Hydraulically rolled threads and 180,000 psi aircraft-quality material. Made in the U.S.A.

€130.44 €176.55

-€2.19

KIBBLEWHITE Cylinder Dowels — Black oxide, 4-pack

OEM replacement dowels for HD® Evolution engines that ensure precise cylinder alignment and reliable fitment.

€6.23 €8.42

Tornado Turbo Performance Kit — 107", 114", 117" M-Eight, Black

-€1,595.33

TRASK Tornado Turbo Performance Kit — 107", 114", 117" M-Eight, Black

Bolt-on kit adds 40–50% more power to stock 107", 114", 117" M-Eight motors. Includes larger injectors, spark plugs, boost gauge with mount, oil lines, custom cam cover and Thundermax tune files. Requires Thundermax ECM (sold separately). Does not fit Twin Cooled models or models with non-removable fairing lowers. For offroad use only.

€6,204.07 €7,799.40

Tornado Turbo Performance Kit — Polished

-€1,595.33

TRASK Tornado Turbo Performance Kit — Polished

Bolt-on power: +40–50% on stock 107", 114" and 117" M‑Eight motors.
Compressor and turbine housing with Garrett internals; plenum with integrated blow-off valve.
Includes injectors, spark plugs, boost gauge with mount, oil feed/drain lines, custom cam cover, tune files, hardware and gaskets.
Requires Thundermax ECM (sold separately). Does not fit Twin Cooled or non-removable fairing lowers. Offroad use only.
Made in the USA.

€6,204.07 €7,799.40

-€179.90

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

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

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

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

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

-€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

Wrist Pin Bushing — 0.899" O.D. x 0.788" I.D. x 1.065" O.L., Oversize (+0.002")

-€2.46

KIBBLEWHITE Wrist Pin Bushing — 0.899" O.D. x 0.788" I.D. x 1.065" O.L.,...

Made to exact tolerances for reliable OE-style fit and wear. Made in the USA. Oil hole(s) not included; must be drilled after installation.

€6.93 €9.39

Wrist Pin Bushing — 0.899" O.D. x 0.788" I.D. x 0.945" O.L., Oversize (+0.002")

-€2.71

KIBBLEWHITE Wrist Pin Bushing — 0.899" O.D. x 0.788" I.D. x 0.945" O.L.,...

Replacement wrist pin bushing made to exact tolerances. Made in the USA. Oil holes not included; drill after installation.

€7.69 €10.40

-€8.79

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

Replacement wrist pin bushing made to exact tolerances. Made in USA. Oil holes not included; drill after installation.

€24.86 €33.65

-€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

shop by category

Engine

Subcategories

Complete Engines

Performance Kits

Internal Parts

Cooling

Gaskets & O-Rings

Camshafts

Contact us

Products

Our company