Engine (3)

-€93.88

JE PISTONS Piston Kit — +0.010", 10.0:1, 4-Stroke

High-strength forged piston kit for V-Twin engines; includes premium wrist pins, carbon steel wire lock, and JE Pro Seal rings.

€265.63 €359.51

-€93.88

JE PISTONS Piston Kit — Bore 4.005 in, Compression 10.5:1, Size +0.005 in

Complete piston kit with premium wrist pins, wire locks and JE Pro Seal rings. Precision-manufactured for consistent performance in high-horsepower V-Twin applications.

€265.63 €359.51

-€38.66

S&S CYCLE Piston Kit for S&S Motors — 3.500" bore, 80" displacement

Complete piston kit including pistons, rings, wrist pins and clips for a full motor replacement.

Manufactured to meet rigorous quality standards and built for durability.

€150.64 €189.30

-€95.59

WISECO Forged Piston Kit — 1200 cc, 12.0:1

High-performance piston kit with aerospace-grade alloys. Includes pistons, rings, pins, clips, and needle bearing when applicable. Dyno-tested for superior performance.

€270.44 €366.03

Big Bore Piston Kit — Bore 4.250" , oversize +0.010" , stroke 4.500" , 128 cu in

-€131.17

S&S CYCLE Big Bore Piston Kit — Bore 4.250" , oversize +0.010" , stroke...

Complete kit with pistons, rings, wristpins, and clips for reliable performance.

€510.10 €641.27

-€126.80

S&S CYCLE Big Bore Piston Kit — Bore 4.250", Stroke 4.625", 131 cu in

Complete piston kit including pistons, rings, wristpins, and clips; compression ratios are approximate and calculated using correct cylinder lengths.

€493.09 €619.89

-€107.92

S&S CYCLE Piston Kit — 4.00" bore, 4.00" stroke, 100 cu in displacement

Forged flat-top pistons intended for S&S Super Sidewinder and other custom 4" bore engine applications, built for reliable performance and tight tolerances.

€419.69 €527.61

-€23.55

DRAG SPECIALTIES Replacement Piston — 3.750" bore, 4-3/8" stroke, kit

OEM-quality cast aluminum replacement piston; kits include two pistons, wrist pins and clips. Accepts OEM or Hastings rings (sold separately).

€66.56 €90.11

Replacement Piston — Bore 3.760", Oversize +0.010", Stroke 4-3/8", Kit

-€23.55

DRAG SPECIALTIES Replacement Piston — Bore 3.760", Oversize +0.010", Stroke...

OEM-quality cast aluminum replacement piston kit; includes two pistons, wrist pins and clips.

€66.56 €90.11

-€26.33

DRAG SPECIALTIES Replacement Piston — 3.875 in diameter, 4.375 in stroke, 9.6:1

OEM-quality replacement piston kit. Includes two pistons, wrist pins and clips. Accepts OEM or Hastings rings.

€74.41 €100.74

-€26.33

DRAG SPECIALTIES Replacement Piston — Bore 3.875 in, Stroke 4-3/8 in

OEM-quality cast aluminum alloy piston kit; includes two pistons, wrist pins, and clips. Rings sold separately.

€74.41 €100.74

-€29.38

DRAG SPECIALTIES Piston Kit — 3.750" bore, +0.020" oversize, 9.0:1 compression

OEM-quality cast aluminum piston kit for Twin Cam motors; includes two pistons, wrist pins, and clips; accepts OEM or Hastings rings.

€83.05 €112.43

Big Bore Piston — Bore 3.875", Oversize +0.005", Compression ratio 10.25:1

-€30.22

DRAG SPECIALTIES Big Bore Piston — Bore 3.875", Oversize +0.005", Compression...

Big bore piston for Twin Cam engines, precision-machined for durability and performance.

€85.40 €115.62

Big Bore Piston Kit — +0.010 in oversize, 4.250 in bore, 4.375 in stroke, 124 cu in displacement

-€149.95

S&S CYCLE Big Bore Piston Kit — +0.010 in oversize, 4.250 in bore, 4.375...

Complete piston kit with pistons, rings, wristpins, and clips. Compression ratios are approximate.

€326.56 €476.51

-€135.98

S&S CYCLE Piston Kit Big Bore 4.250" for M8 Models — 4.250" bore, 128 cu in

Forged aluminum piston kit engineered for durability and reliable engine performance. Ideal for rebuilds and upgrades.

€528.83 €664.81

Replacement Ring Set for S&S Pistons — Bore 3.4375", Piston +0.030"

-€14.81

S&S CYCLE Replacement Ring Set for S&S Pistons — Bore 3.4375", Piston...

Replacement ring set for S&S pistons. Includes rings for two pistons. Made in the USA.

€57.68 €72.49

Replacement Ring Set for S&S Pistons — 3.4375" bore, +0.050" pistons, domed head

-€14.27

S&S CYCLE Replacement Ring Set for S&S Pistons — 3.4375" bore, +0.050"...

Replacement ring sets for S&S pistons; sold as a set for two pistons. Made in the USA.

€45.03 €59.30

-€8.88

S&S CYCLE Replacement Ring Set for S&S Pistons — 3.625" bore, +0.040", Set

Replacement rings for S&S pistons. Includes rings for two pistons. Made in the U.S.A.

€28.01 €36.89

High-Performance Replacement Ring Set — 3.875" bore, +0.010" oversize, 95" displacement

-€10.69

WISECO High-Performance Replacement Ring Set — 3.875" bore, +0.010"...

Includes rings for one piston only.

Designed specifically for compatibility with Wiseco pistons.

€15.51 €26.20

$Replacement Piston Rings — 3.750\" bore, standard$

-€6.92

HASTINGS Replacement Piston Rings — 3.750\" bore, standard

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

€26.90 €33.82

-€5.67

HASTINGS Replacement Piston Rings — 3.750" bore, +0.010" oversize

Complete replacement piston ring set includes top and second compression rings plus three-piece oil control rings; restores compression, improves sealing and oil economy, and includes enough rings for two pistons. Made in the USA.

€22.06 €27.73

-€15.29

S&S CYCLE Replacement Ring Set for S&S Pistons — 3.927" bore, standard size

Replacement ring set for S&S pistons; includes rings for two pistons. Made in USA.

€59.47 €74.76

-€17.47

S&S CYCLE Replacement Ring Set for S&S Pistons — 4.125" bore, flat top

Replacement ring set for S&S pistons; includes rings for two pistons. Made in the USA.

€67.97 €85.44

-€8.32

HASTINGS Replacement Piston Rings — Bore oversize +0.020"

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

€32.36 €40.68

-€34.97

S&S CYCLE Ring Set — Piston, 2-pack

Complete set of piston rings for reliable sealing and engine performance.

€135.99 €170.96

-€4.90

HASTINGS Replacement Piston Rings — HASTINGS, Set

Complete set of top, second, and three-piece oil control rings for two pistons. Barrel face top rings and Napier second rings provide improved sealing and heat transfer; three-piece Flex Vent oil rings ensure positive oil control. Made in the USA.

€19.06 €23.96

-€4.96

HASTINGS Replacement Piston Rings — 3.498" bore, +0.040" oversize

Complete set of top, second, and oil control rings for two pistons. Barrel face top rings, reverse torsional second rings, and three-piece oil control rails. Made in USA.

€19.26 €24.22

-€4.45

HASTINGS Replacement Piston Rings — 3.000" bore, moly-coated

Complete set including top, second, and three-piece oil control rings; barrel-face top rings and Napier second rings. Includes enough rings for two pistons.

€17.28 €21.73

Replacement Piston Rings — 3.937" bore, 107 cu in displacement, Standard piston size

-€8.18

HASTINGS Replacement Piston Rings — 3.937" bore, 107 cu in...

Complete replacement ring set for two pistons with PVD coating and three-piece oil control rings.

€31.78 €39.96

Replacement Piston Rings — Piston size +0.005", bore 3.937", displacement 107"

-€14.17

HASTINGS Replacement Piston Rings — Piston size +0.005", bore 3.937",...

Complete replacement ring set for two pistons, including barrel‑face top rings, Napier second rings, and three‑piece oil control rings for improved sealing and oil economy.

€55.10 €69.27

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