Internal Parts (2)

-€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

-€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

-€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

-€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

-€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

-€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

-€6.34

TIMKEN Neck Post Bearing — Timken, SET14, Set

High-quality neck post bearing for reliable steering and long-lasting performance.

€17.92 €24.26

-€5.78

TIMKEN Neck Post Bearing — TIMKEN, L44643-20024

Precision neck post bearing engineered for smooth steering and long life. Made in the U.S.A.

€16.33 €22.11

-€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

-€249.64

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

-€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

$Powerglide II Hydraulic Tappets — Oversize +0.005\", 0.8470\" diameter$

-€47.80

JIMS Powerglide II Hydraulic Tappets — Oversize +0.005\", 0.8470\"...

High-capacity hydraulic tappets developed for increased load, lubrication and service life; billet body and wider rollers.

€185.91 €233.71

-€46.22

JIMS Powerglide™ Steady Roll Tappets — Standard, Hydraulic, JIMS 1827

Hydraulic tappets with a Steady Roll bronze bushing replacing the needle roller; increased load, lubrication and life capacities; billet steel body and hand-honed hydraulic cavity.

€179.76 €225.98

-€131.44
Out of Stock

JIMS Solid Adjustable Tappet Kit — JIMS 5525

4340 chromoly pushrods with solid adjustable tappets for aggressive cam profiles and high RPM; made in the U.S.A.

€511.17 €642.61

Flow Pro 1 Billet Oil Pump Complete Assembly — Black, 6061 billet aluminum

-€193.92

JIMS Flow Pro 1 Billet Oil Pump Complete Assembly — Black, 6061...

Complete oil pump kit with CNC-machined feed and return gears. Includes all internal components; check motor case thread size before installation. '73–'80 may require drilling (PART #DS-179009 sold separately).