Engine (2)

Replacement Piston Rings — 4.000" bore, Standard piston size, 114" displacement

-€10.61

HASTINGS Replacement Piston Rings — 4.000" bore, Standard piston size,...

Complete replacement set with top, second, and three-piece oil control rings; PVD coating on top rings; includes rings for two pistons.

€41.24 €51.85

Replacement Piston Rings — Piston size +0.005", Bore 4.000", Displacement 114"

-€12.73

HASTINGS Replacement Piston Rings — Piston size +0.005", Bore 4.000",...

Complete replacement set with PVD-coated barrel face top rings, Napier second rings, and three-piece oil control for improved sealing and oil economy.

€49.51 €62.24

-€14.66

HASTINGS Replacement Piston Rings — +0.010" piston, 4.000" bore, 114 cu in

Complete set for two pistons: top barrel-face compression rings, Napier second rings, and three-piece Flex Vent oil rings. PVD-coated faces for improved wear and heat transfer.

€57.01 €71.67

-€6.72

ALLOY ART Compression Release Adapter — 14 mm (3/4"), Straight

Designed for twin plug heads. Accepts .650"/10mm x 1.0 compression release valves. Sold each.

€18.99 €25.71

-€6.72

ALLOY ART Compression Release Adapter — 12 mm (3/4")

Designed for twin plug heads. Accepts .650"/10 mm x 1.0 compression release valves. Sold each. Made in the U.S.A.

€18.99 €25.71

Gooden-Tite ISO Front Engine Mount — Front, Aluminum, GTMM-1

-€32.94

ALLOY ART Gooden-Tite ISO Front Engine Mount — Front, Aluminum, GTMM-1

CNC-machined base plate with cast high-performance polyurethane isolator bushings. Made in the U.S.A.

€93.08 €126.02

-€36.53

ALLOY ART Gooden-Tite ISO Front Engine Mount — Black

CNC-machined base plate with high-performance polyurethane isolator bushings. Made in the U.S.A.

€103.25 €139.78

Competition Adjustable Front Stabilizer Link — Front, Aluminum, Raw or Machined

-€41.06

ALLOY ART Competition Adjustable Front Stabilizer Link — Front,...

Adjustable front stabilizer link for HD Touring frames with reverse-thread rod end and ARP stainless bolts; available in black anodized, gold anodized, or machined finish. Made in the USA.

€116.05 €157.11

Competition Adjustable Front Stabilizer Link — Black anodized, stainless steel, front

-€44.32

ALLOY ART Competition Adjustable Front Stabilizer Link — Black anodized,...

Adjustable front stabilizer link for HD Touring frames with reverse-thread rod end and ARP hardware. Made in the USA.

€125.26 €169.58

-€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 — 3.508" piston, +0.010" bore oversize

Includes rings for one piston only. Fits only matching pistons. Check service manual for installation specs.

€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

-€3.96

HASTINGS Replacement Piston Rings — 3.437" bore, Set

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

€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

-€6.93

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

Replacement piston rings that provide reliable sealing, improved oil control, and consistent heat transfer; includes rings for two pistons.

€26.93 €33.86

-€3.50

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

Includes top and second compression rings plus three-piece oil control rings. Enough rings for two pistons; two rings per groove except rails. Made in the USA.

€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

-€9.06

HASTINGS Replacement Piston Rings — Bore 3.750", Oversize +0.010"

Complete replacement piston ring set with barrel face top rings, Napier second rings, and three-piece flex vent oil control rings. Made in the USA.

€35.20 €44.26

-€7.00

HASTINGS Replacement Piston Rings — 3.875" bore, standard

Complete set of top, second and oil control rings for two pistons; restores compression and improves oil control.

€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 — 3.437" bore, +0.030" oversize

Complete replacement ring set with barrel-face top rings, reverse torsional second rings, and three-piece oil control rings for reliable sealing and oil control. 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

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