Cylinders, Heads & Kits

Cylinder Kit Big Bore 82mm Pol, Polaris 800 Ranger Rzr, AT-09478-1K CA-50000-BB2K1

Cylinder Only 09-15 KX450F 96mm, Works Cylinder 30011 Standard Bore, KX450F Kawasaki

Cylinder Kit YZF450 10-13 99mm, Works Cylinder 21005-K01 Big Bore

Cylinder Kit STD 80mm Polaris Non Ho Engines 800 Sportsman AT-09477-2K CA-50000K2

Cylinder Full Kit 96mm Honda CRF 450 09-16, Athena P400210100029 STD Bore, (Piston Included)

Cylinder Kit 11-14 KX250F 80mm, Works Cylinder 31006-K01 Big Bore, KX250F Kawasaki

Cylinder Full Kit 95.50mm Suzuki Lt-R 450 06-11, Athena P400510100007 STD Bore, (Piston Included)

Cylinder Only 08-12 WR YFZ-R 125 63, Big Bore 63mm Over Size, MX-09155-1

Cylinder Kit 10-13 CRF250 76.8, Psychic MX-09554K, Piston Namura NX-10039 Hyperdryve CX-10004K

Cylinder Only STD 80mm Polaris, Sportsman Ranger 700 & 800, AT-09477 CA-50000

Cylinder Full Kit B 65mm KTM Duke 125 10-15 Exhaust, Athena P400270100018 160CC Big Bore, (Piston, Ecu and Exhaust Included)

Cylinder Kit 07-09 RM-Z 250 80, Works Cyclinder 41003-K01

Cylinder Full Kit 98mm Yamaha Yfs 450 04-11, Athena P400485100016 for 478CC Big Bore, (Piston Included)

Cylinder Only CG125ES 56.5mm, Psychic MC-09170A Honda

Cylinder Full Kit Kawasaki 09-10 KX250 Athena STD Bore Piston Included P400250100012

Cylinder Full Kit 77mm 15-16 Kawasaki KX250 Athena STD Bore Piston Included P400250100020

Cylinder Full Kit 100mm Suzuki RM-Z 450 08-12, Athena P400510100016 for 490CC Big Bore, (Piston Included)

Cylinder Kit 10-17 CRF250 80mm, Works Big Bore 270cc 11007-K01

Cylinder Kit 77mm Yamaha WR 250 08-17, Athena EC485-031 STD Bore, (Piston Not Included)

Cylinder Kit 76mm Husky TC/TE 250 06-09, Athena EC220-003 STD Bore, (Piston Not Included)

Cylinder Kit 77mm Honda CRF 250 10-17, Athena EC210-032 STD Bore, (Piston Not Included)

Cylinder Full Kit 13-16 KX250F 83mm, Athena P400250100019 290CC Big Bore, (Piston Included)

Cylinder Full Kit 82mm KTM EXC-F/Husky 250 14-16, Athena P400270100017 276CC Big Bore