Durable Big Bore upgrade with premium aluminum cylinders and cast-in iron liners. Kit includes pistons, rings and gaskets. Made in the USA. Requires skilled installation.
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Subcategories
S&S CYCLE
Big Bore Cylinder Kit — 3.937" bore, 4.375" stroke, 107 cu in,...
€1,208.41
Regular price
€1,519.14
S&S CYCLE
Big Bore Cylinder Kit — 3.937 in bore, 4.000 in stroke, 98 cu...
Big Bore kit for straightforward swap-in installation; includes pistons, rings and gaskets. Professional assembly required.
€1,208.41
Regular price
€1,519.14
S&S CYCLE
Big Bore Cylinder Kit — 4.125" bore, 4.375" stroke, 117 cu in...
Easy-install Big Bore kit; includes pistons, rings and head/base/exhaust gaskets. Made in the USA. Requires skilled technician.
€1,406.66
Regular price
€1,768.37
S&S CYCLE
Big Bore Cylinder Kit — Bore 4.125 in, Stroke 4.625 in, 124 cu in
Includes cylinders, pistons, rings and head, base and exhaust gaskets. Easy installation; made in the USA. Professional assembly required.
€1,406.66
Regular price
€1,768.37
S&S CYCLE
Big Bore Cylinder Kit — Bore 4.125", Stroke 4.625", 124 cu in,...
Complete Big Bore cylinder kit includes cylinders, pistons, rings and gaskets; easy installation, made in USA. Requires a skilled technician.
€1,406.66
Regular price
€1,768.37
S&S CYCLE
4-1/8" Bore Cylinder — 4-5/8" stroke, fits '99-'17 Twin Cams
Cylinders with a stock bolt pattern, bored slightly under nominal size and left un-honed; designed for 124" hot set up kits and '99-'17 Twin Cams. Requires crankcase machining.
€925.17
Regular price
€1,163.07
S&S CYCLE
Bore Cylinder and Stroker Piston Kit — 84", 86", 88"...
Complete cylinder and piston kit for 84", 86" and 88" stroker engines; includes pistons, rings, gaskets and hardware.
€1,472.75
Regular price
€1,851.46
S&S CYCLE
3-5/8" Big Bore Cylinder and Piston Kit — 3.625" bore, 88"...
Complete big-bore cylinder and piston kit with forged pistons, gaskets, and hardware; ideal for stroker engine builds. Made in the U.S.A.
€1,537.43
Regular price
€1,931.99
S&S CYCLE
Bolt-In Sidewinder® 4" Big Bore Kits — 4" bore, 4" stroke,...
Bolt-in big bore kit with cast ductile iron sleeves for improved heat transfer. Complete kit includes cylinders, forged pistons, rings, pins, clips and gaskets. Not for use with S&S 79cc heads.
€1,368.90
Regular price
€1,720.90
S&S CYCLE
Bolt-In Sidewinder® 4" Big Bore Kits — 4" bore, 110"...
Complete bolt-in Big Bore kit for a reliable street power upgrade; includes cylinders, forged pistons, rings, pins and gaskets.
€1,374.63
Regular price
€1,861.04
S&S CYCLE
Replacement Cylinder Studs — 8-pack, black
High-strength replacement cylinder studs that meet or exceed OE standards. Made in the USA. Eight studs required per crankcase.
€78.99
Regular price
€99.05
S&S CYCLE
96" Big Bore Kit — 3.625" bore, 4-5/8" stroke, Black
Complete 96" big bore kit includes cylinders, pistons, rings and gaskets; made in the U.S.A.; requires crankcase boring and a skilled technician for installation.
€1,265.05
Regular price
€1,590.35