Cylinders, Heads & Kits

CYLINDER FULL KIT 83MM KAWASAKI KX 250 11-12, ATHENA P400250100018 290CC BIG BORE, (Piston included)

CYLINDER ONLY BIG BORE 82mm, SPORTSMAN RANGER 700 & 800, BRONCO AT-09478 CA-50000-BB2

CYLINDER KIT 77MM KAWASAKI KX 250 11-14, ATHENA EC250-017 STD BORE, (Piston not included)

CYLINDER KIT 88MM KTM EXC-F/XCF-W 350 12-14, ATHENA EC270-010 STD BORE, (Piston not included)

CYLINDER FULL KIT 77MM KAWASAKI KX 250 11-14, ATHENA P400250100017 STD BORE, (Piston included)

CYLINDER KIT 2009 KXF250 80, WORKS CYLINDER 31004-K01 BIG BORE, KX250F KAWASAKI

CYLINDER KIT 77MM KAWASAKI KX 250 09-10, ATHENA EC250-012 STD BORE, (Piston not included)

CYLINDER KIT 2010 KXF250 80, WORKS CYLINDER 31005-K01 BIG BORE, KX250F KAWASAKI

CYLINDER BLOCK 77.00mm 2009-2019 KAWASAKI KXF250 STD BORE 11005-0110

CYLINDER KIT STD 80mm POLARIS, NON HO ENGINES 800 RANGER, AT-09477-1K CA-50000K1

CYLINDER FULL KIT 83mm 08-13 YAMAHA WR 250 ATHENA P400485100036 290CC BIG BORE PISTON AND CDI INCLUDED

CYLINDER KIT BIG BORE 82mm POL, POLARIS 800 SPORTSMAN, AT-09478-2K CA-50000-BB2K2

CYLINDER ONLY 08-12 WR YFZ-R 125 52 MX-09155

CYLINDER KIT 09-12 CRF450 99mm, WORKS 478cc 11006-K01

CYLINDER FULL KIT A 65mm 10-15 KTM DUKE 125 CDI ATHENA 160CC BIG BORE PISTON AND CDI INCLUDED P400270100024

CYLINDER ONLY 09-16 CRF450 96m, WORKS STD 10006

CYLINDER KIT STD 80mm POLARIS, RZR 800 AT-09477-4K, RZR 4 800 2011-14 RZR 800 EFI/EPS 2011-14 RZR S 800 2011-14 CA-50000K4

CYLINDER ONLY 10-17 CRF250 80mm, PSYCHIC MX-09554-1 270cc CX-10004-BB3

CYLINDER ONLY 10-17 CRF250 76.8, WORKS 10007

CYLINDER KIT 78MM KTM EXC-F/HUSKY FE 250 14-16, ATHENA EC270-016 STD BORE, (Piston not included)

CYLINDER FULL KIT 77MM YAMAHA WR/YZ 250 14-18, ATHENA P400485100049 STD BORE, (Piston included)

CYLINDER KIT 95mm YAMAHA YFZ450 04-11 HX CK056 5TA-11311-00-00

CYLINDER KIT 13-16 CRF450 99mm, WORKS 478cc 11006-K02