Engine (4)

Replacement Piston Rings — 3.498" bore, +0.010" oversize, moly coated

-€3.39

HASTINGS Replacement Piston Rings — 3.498" bore, +0.010" oversize, moly...

Includes top and second compression rings plus three-piece flex vent oil control rings; two rings per groove (rails use two rails per expander); includes enough rings for two pistons; made in the USA.

€13.18 €16.57

-€3.92

HASTINGS Replacement Piston Rings — Bore 3.498", Oversize +0.020"

Complete set of top, second, and three-piece oil control rings; includes enough rings for two pistons and restores compression and oil control.

€15.26 €19.18

-€5.09

HASTINGS Replacement Piston Rings — 3.498" bore, +0.030" oversize

Complete piston ring set including top and second compression rings plus three-piece oil control rings; enough rings for two pistons, made in the USA.

€19.83 €24.92

-€4.47

HASTINGS Replacement Piston Rings — 3.000 in bore

Complete set for two pistons: top, second, and oil control rings.
Barrel face top rings and Napier second rings with reverse twist for improved sealing.
Three-piece Flex Vent oil rings with four steel rails and two expanders for positive oil control.
Made in the USA.

€17.38 €21.85

-€4.17

HASTINGS Replacement Piston Rings — 3.625" bore

Complete replacement piston ring set including top and second compression rings plus three-piece oil control rings. Includes rings for two pistons; made in the USA.

€13.79 €17.96

-€3.96

HASTINGS Replacement Piston Rings — 3.498" bore, +0.005" oversize

Complete set of top, second, and oil control rings for two pistons. Restores sealing and controls oil consumption.

€13.07 €17.03

-€5.30

HASTINGS Replacement Piston Rings — 3.875 in bore, +0.005 in oversize

Complete kit with top and second compression rings plus three-piece oil control rings; includes rings for two pistons.

€13.77 €19.07

Replacement Piston Rings — 3.437 in bore, +0.060 in oversize, Moly coated

-€5.34

HASTINGS Replacement Piston Rings — 3.437 in bore, +0.060 in oversize,...

Includes top and second compression rings plus three-piece oil control rings; barrel face top rings and reverse torsional second rings. Includes enough rings for two pistons. Made in the USA.

€20.81 €26.15

-€136.05

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

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

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

-€6.88

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.

€19.47 €26.35

Transmission Side Cover Bolt Kit — Chrome

-€13.59
Out of Stock

GARDNER-WESTCOTT Transmission Side Cover Bolt Kit — Chrome

Durable hardware set for secure cover fastening. Made in the USA. Verify fitment before installation.

€52.90 €66.49

Transmission Side Cover Bolt Kit — socket-head, chrome

-€12.64
Out of Stock

GARDNER-WESTCOTT Transmission Side Cover Bolt Kit — socket-head, chrome

Complete bolt kit for transmission side cover; includes all necessary fasteners. Made in the USA.

€49.14 €61.78

-€20.07

GARDNER-WESTCOTT Primary and Derby Cover Bolt Kit — Chrome, Steel

Complete bolt kit for primary and derby cover. Made in the U.S.A.

€78.08 €98.15

-€29.61

GARDNER-WESTCOTT Motor Mount Kit — Chrome, Front

Durable engine support assembly made in the U.S.A., with precision components and complete hardware for secure mounting.

€115.11 €144.72

-€84.11

GARDNER-WESTCOTT Big Twin Motor Sets — Chrome, Silver

Complete motor set with all side covers and mounts
Includes lifter base timing plug and inner primary mount
Made in the U.S.A.

€327.08 €411.19

-€72.27

GARDNER-WESTCOTT Big Twin Motor Sets — Chrome, Silver, Polished

Complete Big Twin motor sets including all side covers, lifter base timing plug, inner primary mount, tip, and front and rear motor mounts. Made in the U.S.A.