piston direction

[01boneless]

whitch way does the arrow on my wiseco 11;1 stock bore piston face? under the arrow it says E and another letter i cant make out?

[hocman123]

it points toward the front end

[Baileygunns]

EX meaning exhaust... Arrow points towards the exhaust side.

[leakyvoodoo]

Match the valves on the head to the piston. Arrow to the front.