Engine (9)

-€17.27

COLONY Head Bolt Kit — Chrome

Hardened to OEM specs; rolled threads for superior strength; precision machined; made in the USA.

€67.15 €84.42

-€14.08

COLONY Head Bolt Kit — Chrome

Hardened fastener kit with rolled threads and precision machining, made in the USA.

€54.77 €68.85

-€6.27

COLONY Head Bolt Covers — Chrome, 4 pack

Slip-on covers conceal factory 12-point head bolts; include setscrews. Fit for 7/16" heads.

€24.36 €30.63

-€3.30

JAMES GASKET Replacement Gaskets, Seals & O-rings For Big Twin Transmissions

Replacement gaskets, seals and O-rings for Big Twin transmissions. Made in the U.S.A.

€11.24 €14.54

-€34.85

JAMES GASKET Engine Gasket Kit — JGI-17055-05-X

Contains gaskets, oil seals and O-rings to completely rebuild M-Eight or Twin Cam engines. Available as motor sets or top end sets. Made in the U.S.A.

€118.45 €153.30

-€31.48

JAMES GASKET Top End Gasket Kit — Bore 3.875 in

Top-quality gaskets, oil seals and O-rings for top-end engine rebuilds. Made in the USA.

€107.06 €138.54

-€19.02

JAMES GASKET Gear Cover Gasket — Cam Cover, Black, JGI-25244-99-F

Top-quality gaskets, seals and o-rings that meet or exceed OEM specifications. Primary gasket with silicone beading. Made in the U.S.A.

€64.68 €83.70

-€2.82

COLONY Oil Screen Plug — Chrome

Oil screen cap for Big Twin models. Made in the USA.

€7.99 €10.81

-€1.90
Out of Stock

COLONY Oil Screen Plug — Cadmium

Oil screen plug for Big Twin models; made in the USA. Direct fit and simple installation.

€5.34 €7.24

-€3.60
Out of Stock

COLONY OEM-Style Oil Pump Plug — Chrome

OEM-style replacement plug for oil pump openings. Made in the USA.

€10.16 €13.76

-€3.60

COLONY OEM-Style Oil Pump Plug — Chrome

OEM-style oil pump plug — direct replacement to restore sealing and pressure control. Made in the USA.

€10.16 €13.76

-€1.78

COLONY Oil Pump Mounting Hardware — 1/4"-24 hex nuts, kit

Six-pack 1/4"-24 hex nuts with OEM-style mounting hardware for oil pump installation.

€5.01 €6.79

-€1.53

COLONY Oil Pump Mounting Hardware — 8111-12, Cadmium, Kit

Includes 1/4"-24 hex nuts in a six-pack and an OEM-style complete assembly with studs and nuts for proper fit.

€4.33 €5.86

-€1.91

COLONY Oil Pump Mounting Hardware — Chrome

OEM-style kit with studs, nuts, and six 1/4"-24 hex nuts for oil pump installation.

€5.42 €7.33

-€7.42

COLONY Oil Pump Mounting Hardware — Chrome

Complete oil pump mounting kit with 1/4"-24 hex nuts (six-pack) and OEM-style studs and nuts for easy installation.

€28.88 €36.30

-€8.08

COLONY Oil Pump Mounting Hardware — 1/4-24, Cadmium, Kit

OEM-style set with studs, nuts and six 1/4-24 hex nuts for pump mounting.

€22.85 €30.93

-€8.08

COLONY Oil Pump Mounting Hardware — Parkerized finish

Includes 1/4"-24 hex nuts (six-pack). OEM-style kit with studs and nuts for oil pump mounting.

€22.85 €30.93

-€6.09

JAMES GASKET Float Bowl Gasket — 10 Pack, Paper

Replacement gasket for the carburetor float chamber; reliable sealing and easy installation. Made in the U.S.A.

€20.72 €26.81

-€8.49

JAMES GASKET Replacement Washers — inner mounting position, chain cover

Durable replacement washers for reliable fit and long service life. Made in the U.S.A.

€28.86 €37.35

Complete Motor Gasket Kit — bore 3.875 in, thickness 1.17 mm

-€32.99

JAMES GASKET Complete Motor Gasket Kit — bore 3.875 in, thickness 1.17 mm

Contains gaskets, oil seals and O-rings required for a complete engine rebuild. Made in the USA.

€112.17 €145.16

Pushrod Seal — 25 pack, Viton, oil type, cylinder head/pushrod cover

-€13.92

JAMES GASKET Pushrod Seal — 25 pack, Viton, oil type, cylinder head/pushrod...

Durable pushrod seal that helps prevent oil leaks and maintains engine performance.

€47.35 €61.27

-€16.88

COLONY Replacement Cylinder Stud Set — Cylinder, 8-pack

High-strength fastener kit, heat-treated for durability and built to meet or exceed original equipment standards.

€69.66 €86.54

-€2.70

JAMES GASKET Tappet Guide Block O-Ring — Lower tappet block, oil, 25 pack

Precision molded sealing ring for valve-train components. Made in the U.S.A.

€9.19 €11.89

-€11.65

COLONY Replacement Aluminum Pushrods — Set of 4

Aircraft-grade aluminum pushrods with heat-treated steel tips; fits stock stroke lengths.

€45.31 €56.96

-€15.06

COLONY Pushrod Set — Set of 4

Aircraft-grade tubing pushrods with heat-treated steel tips; fits stock stroke lengths.

€58.55 €73.61

-€8.94

COLONY Cylinder Base Studs — 8 pack, Black

Heat-treated studs offering strong, durable performance; equal to or better than original equipment; made in the USA.

€25.27 €34.21

-€9.60

COLONY Cylinder Base Studs — black, 8-pack

Heat‑treated studs that meet or exceed OE quality. Designed for durability and made in the USA.

€27.14 €36.74

Cylinder Head/Base Gasket Kit — Bore 3.625", Thickness 1.60 mm

-€12.56

JAMES GASKET Cylinder Head/Base Gasket Kit — Bore 3.625", Thickness 1.60 mm

Genuine James kit with matching head and base gaskets and O-rings where applicable. Made in the USA.

€42.73 €55.29

Replacement Rocker Box Cover Gaskets — Upper, 5 pack

-€19.46

JAMES GASKET Replacement Rocker Box Cover Gaskets — Upper, 5 pack

Top-quality genuine James gaskets. Made in the USA. Reliable replacement for rocker box covers.

€55.01 €74.47

-€11.25

COLONY Pushrod Tube Kit — upper mounting position, set of 4, chrome

Exact OEM duplicate parts for proper fitment; upper, lower and inner cover kits sold separately.

€43.80 €55.05

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