KTM85 2004-2012 Phathead Racing Cylinder head kit husky 5mm big bore chamber 100+

5mm big bore chamber 100+ octane - for use with big bore piston

TT350 YFM200 Moto-4 YFM225 Moto-4 YFM350ER Moto-4 YFM350FW Big Bear 4x4 YFZ350 Banshee 1986

YZ296 - 72mm 100+octane 23cc

cylinder and some stickers for your bike and tool box and installation instructions

CRF50 XR50

KTM85 2004-2012 Phathead Racing Cylinder head kit husky 5mm big bore chamber 100+KTM85 2004 2012 Phathead Racing Cylinder head kit Chamber selection: T01 6. 4cc StockT02 6. 0cc 95+T03 5. 6cc 100+T04 5. 2cc 105+ Phathead Kits include a head shell with one combustion chamber, two sets of o rings, cylinder head nuts, copper washers, some stickers for your bike and tool box and installation instructions.. Phathead cylinder heads are made of 6061 T6 billet aluminum. The material is stronger and transfers heat better than cast aluminum.