Engine (2)

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

-€9.01

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.

€81.10 €90.11

-€10.07

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.

€90.67 €100.74

-€105.85

TRASK Assault Series Cam Cover — Chrome

Transparent cam cover that matches Assault series air cleaners and allows internal inspection. Made in the USA.

€411.66 €517.51

-€10.07

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.

€90.67 €100.74

-€103.28

TRASK Assault Series Cam Cover — Black gloss

Transparent cam cover that matches Assault series air cleaners. Made in the USA.

€401.61 €504.89

-€103.28

TRASK Assault Series Cam Cover — Chrome

Transparent cover for viewing internal engine components. Matches the Assault series air cleaners. Made in the USA.

€401.61 €504.89

-€103.28

TRASK Assault Series Cam Cover — Black Gloss

Transparent cam cover that matches Assault series air cleaners. Made in the USA.

€401.61 €504.89

Assault Series Cam Cover — TM-018R, Raw, Machined

-€103.28

TRASK Assault Series Cam Cover — TM-018R, Raw, Machined

Transparent cover for viewing internal engine components; matches Assault series air cleaners. Made in the USA.

€401.61 €504.89

-€11.24

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.

€101.19 €112.43

-€16.95

DRAG SPECIALTIES Radiator Shield — Black, aluminum

Protects the radiator from impacts and debris with durable construction for long-term use.

€152.59 €169.54

-€5.81

DRAG SPECIALTIES Lifter Cover — Pair, Black gloss

Includes gaskets and screws; durable cast construction; supplied as a matching set.

€52.34 €58.15

$Big Bore Piston — 3.875\" , 10.25:1$

-€12.38

DRAG SPECIALTIES Big Bore Piston — 3.875\" , 10.25:1

Direct-fit Big Bore piston for Twin Cam engines, built for durability and consistent performance.

€111.44 €123.82

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

-€11.56

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.

€104.06 €115.62

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

On sale!
-€6.84

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

Includes rings for one piston only.

Designed specifically for compatibility with Wiseco pistons.

€19.36 €26.20

-€10.15

DRAG SPECIALTIES Pushrod Tube Kit — Black

Complete set to replace worn valve-train components and restore reliable operation.

€91.31 €101.46

-€6.78

DRAG SPECIALTIES Cam Chain Tensioner — Pair, Drag Specialties, 87623

Stock replacement hydraulic cam chain tensioners sold as a primary/secondary two-piece kit for timing system maintenance.

€60.99 €67.77

-€60.02

TRASK Mystfree Kit — Crankcase breather valve, 6061 T6 aluminum

Improves crankcase ventilation; helps oil drain into the rocker and reduces breather misting. Precision-machined billet aluminum; simple bolt-on installation.

€233.41 €293.43

-€44.64

DRAG SPECIALTIES Connecting Rod Assembly — 84589

Durable replacement connecting rod assembly that meets or exceeds OEM specs and ships fully fitted for easy installation.

€401.76 €446.40

-€31.56

DRAG SPECIALTIES Connecting Rod Assembly — 24281-74A-BXLB1Z

Durable, OEM-compliant replacement that ships fitted and ready to install; complete kit with crankpin, retainers, bearings and nuts.

€284.06 €315.62

-€5.48

DRAG SPECIALTIES Exhaust Gaskets — 10 Pack, Exhaust Port

High-quality exhaust gaskets that provide a reliable seal to prevent leaks and reduce noise.

€49.27 €54.75

Exhaust Gaskets — Exhaust interconnect, 10 pack

-€5.69

DRAG SPECIALTIES Exhaust Gaskets — Exhaust interconnect, 10 pack

High-quality exhaust gaskets that seal exhaust joints and resist heat.

€51.17 €56.86

-€10.15

DRAG SPECIALTIES Deluxe Engine Bolt Cover Kit — Chrome, Silver

Covers raw OEM bolt heads on Harley-Davidson model engines. Kit includes motor, transmission, primary, and select chassis bolt covers. Easy to install; fasten with silicone (sold separately).

€91.31 €101.46

-€5.85

DRAG SPECIALTIES Engine Bolt Cover Kit — Chrome, Silver

Easy-to-install kit with detailed instructions. Includes motor bolt covers only. Fasten with silicone (sold separately). Covers raw OEM bolt heads on Harley-Davidson® model engines.

€52.64 €58.49

-€7.03

DRAG SPECIALTIES Standard Engine Bolt Cover Kit — Black, natural finish, ABS

Covers that conceal OEM bolt heads for engine, transmission and primary. Standard kits include motor bolt covers; deluxe and individual options available. Easy installation with included instructions.

€63.29 €70.32

-€5.09

DRAG SPECIALTIES Standard Engine Bolt Cover Kit — Black

Conceals OEM bolt heads on engine, transmission and primary.
Available as standard or deluxe kits; individual covers sold separately.
Easy installation with included instructions.

€45.86 €50.95

-€6.19

DRAG SPECIALTIES Standard Engine Bolt Cover Kit — Chrome, Silver

Covers OEM bolt heads on engine, transmission and primary for a clean look; easy install with included instructions.

€55.66 €61.85

-€6.27

DRAG SPECIALTIES Standard Engine Bolt Cover Kit — Chrome

Deluxe and standard kits to cover raw OEM bolt heads on engine, transmission and primary. Individual covers also available.

€56.48 €62.75

-€5.52

DRAG SPECIALTIES Disc Brake Hub Mounting Kit — Rear, Black

Includes Grade 8 bolts with large-diameter button-head Torx® heads for increased load-bearing surface. Made in the U.S.A.

€49.63 €55.15

-€5.20

DRAG SPECIALTIES M-Eight Bolt Kit — Black, Chrome

Complete hardware set for M-Eight installations. Made in the USA. Precision fit and corrosion-resistant plating.

€46.84 €52.04

-€5.36

DRAG SPECIALTIES Head Bolt Covers — 4 pack, chrome

Polished head bolt covers with a mirror-like finish. Made in the USA.

€48.26 €53.62

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