Engine (2)

Subcategories

Tappets — Standard, Solid

-€46.60

JIMS Tappets — Standard, Solid

Precision roller assembly with larger outer rollers, smaller pin bearings for higher rpm, and an enlarged axle that eliminates internal movement. Made in the U.S.A.

€131.70 €178.30

Big Axle™ Powerglide™ Tappets — Diameter 0.9035"

-€34.50

JIMS Big Axle™ Powerglide™ Tappets — Diameter 0.9035"

High-precision hydraulic tappets with micro-finish bore and oversized axle for improved cam tracking.

€134.17 €168.67

Hydrosolid Tappets — 0.8425" diameter

-€35.43

JIMS Hydrosolid Tappets — 0.8425" diameter

Performs like hydraulic to 5,500 rpm then becomes solid, adding ~3–6 hp and preventing hydraulic pump-up. Made in the U.S.A.; requires adjustable pushrods.

€137.81 €173.24

Hydrosolid Tappets — Diameter 0.9035"

-€48.84

JIMS Hydrosolid Tappets — Diameter 0.9035"

Performs like a hydraulic tappet to 5500 rpm, then converts to a solid tappet for an additional 3 to 6 usable hp; requires adjustable pushrods. Made in the U.S.A.

€138.01 €186.85

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

-€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

-€26.20

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.

€101.89 €128.09

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

-€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

Manual Compression Release Valves — Primary starter, Pair, Silver

-€31.17

JIMS Manual Compression Release Valves — Primary starter, Pair, Silver

Reduce starting compression with easy-install manual release valves. Drill and tap each cylinder head 10 mm x 1.0 mm. Fits all Big Twin models.

€121.23 €152.40

Oil Pump Component — 26346-69/70

-€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

Oil Pump Component — JIMS idler gear

-€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

Gear-Side Pinion Shaft Nut — 5/8-24

-€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

Valve Lock Keys — 8-pack

-€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

Angled Valve Stem — 10.9 mm hole, 29.3 mm length, Chrome

-€3.38

PARTS UNLIMITED Angled Valve Stem — 10.9 mm hole, 29.3 mm length, Chrome

Ideal for ATVs and other tight applications. Compact, serviceable design.

€7.25 €10.63

Metal Valve Stem — Straight, 8.3–8.6 mm (0.327"–0.339"), Chrome

-€3.45

PARTS UNLIMITED Metal Valve Stem — Straight, 8.3–8.6 mm (0.327"–0.339"), Chrome

Tubeless valve stem with full-length threading and lock nut for secure fit and reliable air retention.

€7.40 €10.85