Super Head Cylinder Head Kit For YX150/160/Detroit 170cc Roller rockers
New heads in from YX over sized valves
Inlet 29mm
Exhaust 24mm
Roller rockers and performance camshaft.
Fits Stomp Detroit 170 Engine
Head comes complete with internals and covers as shown in photo.
(If Fitting To YX160 Engine 88 Link Cam Chain Required OE Detroit cam sprocket & Longer Oil Feed Hose Making) See part number 0058A
Check LCA valve timing is correct as marks are not accurate enough, LCA should be equal inlet and exhaust.
YX pistons will need bigger valve pockets fo the bigger valves in head and extra valve lift.
Do not attempt to fit to a YX unless you can carry out the above.