Engine (2)

-€155.08

COMP CAMS Beehive Valve Spring Kit

The Beehive Valve Spring Kit is a performance upgrade designed for Harley V-Twin engines, offering enhanced rpm capability and compatibility with high-lift cams.

€319.56 €474.64

V-Thunder™ Performance Forged Tappet — Black Oxide

-€19.10

COMP CAMS V-Thunder™ Performance Forged Tappet — Black Oxide

Forged performance replacement for stock hydraulic roller lifters. 100% tested and made in the U.S.A.

€54.03 €73.13

V-Thunder™ Race Forged Tappet — Black oxide

-€20.01

COMP CAMS V-Thunder™ Race Forged Tappet — Black oxide

Race/slow bleed upgrade design for high-performance use; each unit 100% tested; durable oxide finish; made in the U.S.A.

€56.63 €76.64

-€99.87

COMP CAMS V-Thunder™ Race Forged Tappet — Set of 4, Black Oxide

Race/slow bleed upgrade design for high-performance use. Each unit is 100% tested for proper function. Made in the United States.

€282.59 €382.46

-€10.58

WISECO Replacement Ring Set — Oversize +0.060", Piston 3.498"

Includes rings for one piston only. Designed to fit only matching pistons.

€29.93 €40.51

-€10.58

WISECO Replacement Ring Set — piston diameter 3.508", oversize +0.010"

Includes rings for one piston only; fits only pistons from the same manufacturer.

€29.93 €40.51

Replacement Ring Set — 3.518 in piston diameter, +0.020 in bore oversize

-€10.58

WISECO Replacement Ring Set — 3.518 in piston diameter, +0.020 in...

Includes rings for a single piston; verify piston compatibility before ordering.

€29.93 €40.51

-€0.64

WISECO Replacement Circlip — 20 mm outside diameter, pair

High-strength, easy-to-install circlips forged from high-silicon alloy; designed to fit only Wiseco pistons. Sold as a pair.

€1.83 €2.47

-€8.24

COMP CAMS V-Thunder™ Tappet Assembly — COMP CAMS Hy-Rev, Hydraulic, 7410-1

Oil-metering hydraulic roller lifter with hardened high-carbon/chromium rollers, carbo-nitrided pushrod seat, and 100% testing; HY-REV™ and PRO-MAGNUM™ variants.

€23.31 €31.55

-€3.96

HASTINGS Replacement Piston Rings — 3.437 in bore

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

€15.35 €19.31

-€3.96

HASTINGS Replacement Piston Rings — 3.437" bore, +0.040" oversize

Complete set of top, second, and oil control rings to restore sealing and oil control; includes rings for two pistons.

€15.35 €19.31

-€3.50

HASTINGS Replacement Piston Rings — 3.538" bore, +0.040" oversize

Complete set of top, second, and three-piece oil control rings; enough for two pistons. Made in the USA.

€11.04 €14.54

-€2.51

HASTINGS Replacement Piston Rings — 3.498 in bore, set

Complete replacement piston ring set including top, second, and oil control rings to restore compression and manage oil control. Includes enough rings for two pistons.

€9.76 €12.27

-€3.38

HASTINGS Piston Ring Set — 3.498" bore, +0.010" oversize

Includes top and second compression rings plus three-piece oil control rings; barrel-face top rings and reverse-torsional second rings improve sealing and oil economy. Includes rings for two pistons.

€13.11 €16.49

$Replacement Piston Rings — Bore 3.498\" , Oversize +0.020\"$

-€6.93

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

Includes top and second compression rings plus three-piece oil control rings for reliable sealing, consistent oil control, and improved durability.

€26.93 €33.86

-€3.50

HASTINGS Replacement Piston Rings — Bore 3.498", Oversize +0.030"

Complete replacement rings for two pistons, including compression and three-piece oil control rings for improved sealing and oil economy.

€13.66 €17.16

-€2.93

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

Includes top and second compression rings plus three-piece oil control rings; made in the USA; enough rings for two pistons.

€11.36 €14.29

-€6.01

HASTINGS Replacement Piston Rings — Bore 3.750"

Complete replacement piston ring set for two pistons, including barrel face top rings, Napier second rings, and three-piece oil control rings.

€23.36 €29.37

-€7.00

HASTINGS Replacement Piston Rings — 3.875" bore, standard

Includes top compression, second (Napier), and three‑piece oil control rings for two pistons; barrel face top rings; reverse twist second rings; improves sealing, oil economy, and heat transfer; made in the USA.

€27.18 €34.18

-€7.60

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

Includes top and second compression rings plus three-piece oil control rings; enough for two pistons.

€29.58 €37.18

-€7.91

HASTINGS Replacement Piston Rings — 3.188 in bore

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

€30.77 €38.68

-€5.57

HASTINGS Replacement Piston Rings — Bore 3.437"

Includes top and second compression rings plus three-piece oil control rings; barrel-face top rings and reverse-torsional second rings for improved sealing and oil economy. Includes enough rings for two pistons; two rings per groove unless noted.

€21.66 €27.23

-€5.47

HASTINGS Replacement Piston Rings — Bore 3.437", Oversize +0.010"

Replacement piston rings set restores sealing and oil control with barrel-face top rings, reverse-torsion second rings, and three-piece oil control rings. Includes enough rings for two pistons.

€21.26 €26.73

-€4.48

HASTINGS Replacement Piston Rings — Bore 3.437", Oversize +0.030"

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

€17.40 €21.88

$Replacement Piston Rings — Bore 3.437\" , Oversize +0.040\"$

-€4.48

HASTINGS Replacement Piston Rings — Bore 3.437\" , Oversize +0.040\"

Complete replacement ring set includes top, second, and three‑piece oil control rings for two pistons. Made in the USA.

€17.40 €21.88

-€4.16

HASTINGS Replacement Piston Rings — 3.498"

Includes top and second compression rings plus three-piece oil control rings; barrel-face top rings and reverse-torsion second rings improve sealing and oil economy. Made in the USA.

€16.15 €20.31

-€4.16

HASTINGS Replacement Piston Rings — Bore 3.498", Oversize +0.030"

Complete set of top, second, and oil control rings for two pistons.

Barrel-face top rings; reverse torsional second rings; three-piece oil control rails for reliable oil control and sealing.

Two rings per groove; follow piston instructions for correct ring end gap.

€16.15 €20.31

-€4.16

HASTINGS Piston Ring Set — 3.498" bore, +0.040" oversize

Includes top and second compression rings plus three-piece oil control rings; made in the USA. Includes enough rings for two pistons; two rings per groove.

€16.15 €20.31

-€3.10

HASTINGS Replacement Piston Rings — 3.498" bore, moly coated

Includes top, second, and oil control rings.
Top rings barrel face; second rings reverse torsional taper face.
Three-piece flex vent oil control rings for positive oil control.
Made in the USA; includes enough rings for two pistons; two rings per groove.

€12.02 €15.12

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

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