Big Bore piston for Twin Cam engines — precision-machined for dependable performance and straightforward installation.
+34 959 05 75 47 / +34 636 847 491
DRAG SPECIALTIES
Big Bore Piston — Bore 3.875" , Compression 10.25:1
€91.45
Regular price
€123.82
DRAG SPECIALTIES
Lifter Cover — Pair, Chrome
Includes gaskets and screws; sold as two pieces. Easy bolt-on installation.
€54.55
Regular price
€73.85
FEULING OIL PUMP CORP.
Reaper® 594 Cam — 594 Series, Intake 255° / 0.594" lift,...
High-performance camshaft tuned for large-displacement 103", 110" and 124" engines and high-revving 95" applications; requires valvetrain, fueling and clutch upgrades.
€366.15
Regular price
€460.30
DRAG SPECIALTIES
Lifter Cover — Pair, Gloss black
Direct-fit lifter cover; includes gaskets and screws; sold in pairs.
€52.28
Regular price
€70.78
S&S CYCLE
H-Grind Camshaft — for 74" and 80" engines
OEM-spec hydraulic replacement camshaft; H-grind reproduction of '48–'84 Big Twin stock cams. Ideal for repair and restoration of 74" and 80" engines.
€222.75
Regular price
€280.03
DRAG SPECIALTIES
Big Bore Piston — 3.875" bore, +0.010" oversize, 10.25:1...
High-quality Big Bore Piston for Twin Cam engines; ideal for rebuilds and performance upgrades.
€93.74
Regular price
€126.92
ARLEN NESS
10 Gauge Cam Cover — Black Anodized, 6061 T-6 Aluminum
Machined forged-billet cam cover; replaces OEM die-cast cam cover; includes necessary gaskets and hardware.
€261.10
Regular price
€328.25
S&S CYCLE
H-Grind Camshaft — fits 74" and 80" engines, generator and...
OEM-spec hydraulic camshaft reproducing stock '48–'84 Big Twin cams; ideal for repair and restoration of 74" and 80" engines. Available for generator and alternator engines.
€222.75
Regular price
€280.03
DRAG SPECIALTIES
Big Bore Piston — 3.875" bore, +0.020" oversize, 10.25:1...
High-quality Big Bore piston designed for Twin Cam engines to enhance power and durability.
€93.74
Regular price
€126.92
S&S CYCLE
H-Grind Camshaft — H grind, for 74" and 80" Big Twin engines
OEM-spec hydraulic camshaft reproducing stock cams used in '48–'84 Big Twins; ideal for repair and restoration of 74" and 80" engines.
€200.80
Regular price
€252.43
DRAG SPECIALTIES
Piston Kit — 3.937" bore, 107" displacement, 10.0:1...
Coated pistons for reduced friction and cooler running. Ideal OEM replacement; includes two pistons, wrist pins and clips. Accepts OEM or Hastings rings (sold separately).
€96.97
Regular price
€131.28
DRAG SPECIALTIES
Piston Kit — 3.937" bore, +0.005" oversize, 107" displacement
Coated piston kit for OEM replacement. Includes two pistons, wrist pins and clips. Accepts OEM or Hastings rings (sold separately).
€96.97
Regular price
€131.28
DRAG SPECIALTIES
Piston Kit — 3.937" bore, 107" displacement
Coated pistons reduce friction and run cooler. Includes two pistons, wrist pins and clips. Ideal for OEM replacement; rings sold separately.
€96.97
Regular price
€131.28
DRAG SPECIALTIES
Stainless Steel Braided Hose — 7.9 mm (5/16\"), 7.62 m (25')
For oil and gas applications; do not use with fuels over 10% alcohol.
€116.72
Regular price
€158.00
DRAG SPECIALTIES
Piston Kit — Bore 4.000\" , 114 cu in, 10.5:1
Coated pistons reduce friction and run cooler; ideal OEM replacement. Includes two pistons, wrist pins and clips. Rings sold separately.
€96.97
Regular price
€131.28
DRAG SPECIALTIES
Stainless Steel Braided Hose — 9.5 mm (3/8") ID, 7.62 m (25')
Suitable for oil and gas applications. Not to be used with fuel over 10% alcohol.
€132.19
Regular price
€178.97
S&S CYCLE
583G Gear Drive Camshaft Kit — 583 Series, Intake 203°/0.583",...
Reverses rear cam rotation to increase cam lift capability and valve timing accuracy. Includes gears, bearings, gasket and instructions. Professional installation required.
€828.74
Regular price
€1,041.84
DRAG SPECIALTIES
Piston Kit — Bore 4.000\", Displacement 114\", Compression 10.5:1
Coated pistons for longer life. OEM replacement kit includes two pistons, wrist pins and clips. Rings sold separately.
€96.97
Regular price
€131.28
DRAG SPECIALTIES
Stainless Steel Braided Hose — 6.4 mm (1/4\"), 183 cm (6')
For oil and gas applications; not for fuels over 10% alcohol. Inspect regularly and replace if damaged.
€30.11
Regular price
€40.76
ARLEN NESS
10 Gauge Lifter Block Covers — Black anodized, 6061-T6 billet...
Precision-machined lifter block covers with included chrome hardware. Sold in pairs for complete coverage.
€231.74
Regular price
€291.34
DRAG SPECIALTIES
Piston Kit — 4.000" bore, +0.010" oversize, 114 cu in
Coated pistons for extended life; OEM replacement kit with two pistons, wrist pins and clips. Accepts OEM or Hastings rings (sold separately).
€96.97
Regular price
€131.28
DRAG SPECIALTIES
Stainless Steel Braided Hose — 5/16" ID, 6' length
Suitable for oil and gas applications. Not for use with fuels over 10% alcohol.
€30.23
Regular price
€40.92
ARLEN NESS
10 Gauge Lifter Block Covers — Anodized titanium, Pair
Precision-machined valve-train covers with included chrome hardware; sold as a set of two.
€217.77
Regular price
€273.78
DRAG SPECIALTIES
Replacement Piston Kit — 3.875" bore, 9.4:1 compression
Complete kit includes two pistons, wrist pins and clips. Accepts OEM or Hastings rings (sold separately). OEM-quality cast aluminum alloy construction.
€90.50
Regular price
€122.53
DRAG SPECIALTIES
Stainless Steel Braided Hose — 3/8" (9.5 mm) ID, 6' (183 cm),...
For oil and gas applications. Do not use with fuel over 10% alcohol.
€31.76
Regular price
€43.00
ARLEN NESS
10 Gauge Rocker Box Top Covers — Black anodized, Pair
CNC-machined forged aluminum covers that replace OEM rocker box top covers. Includes gaskets and mounting hardware; sold in pairs.
€471.90
Regular price
€593.24
DRAG SPECIALTIES
Replacement Piston Kit — 3.875" bore, +0.005" oversize
OEM-quality cast aluminum replacement piston kit; includes two pistons, wrist pins and clips. Accepts OEM or Hastings rings (sold separately). Economical and reliable.
€90.50
Regular price
€122.53
DRAG SPECIALTIES
Black Braided Hose — 6.4 mm (1/4"), 183 cm (6'), Fuel/Oil
Durable braided hose for liquid systems, flexible and abrasion-resistant.
€27.28
Regular price
€36.94
DRAG SPECIALTIES
Replacement Piston Kit — 3.875" bore, +0.010" oversize, 9.4:1...
OEM-quality cast aluminum piston kit including two pistons, wrist pins and clips; accepts OEM or Hastings rings (sold separately).
€90.50
Regular price
€122.53
DRAG SPECIALTIES
Black Braided Hose — 7.9 mm (5/16"), 183 cm (6'), -5 hose,...
Nylon braided hose with abrasion-resistant covering; suitable for fuel and oil applications.
€27.55
Regular price
€37.29