54MM_BORE (69MM/TALL) ALLOY

50 AND 70 TRANNY CASES MUST BE BORED OUT TO AROUND 56.3MM, OR USE OUR BIG BORE CASES.

STOCK HONDA TRX90 CASES WILL NEED SOME ALUMINUM REMOVED (SEE 125CC KIT INSTRUCTIONS BELOW FOR DETAILS AS TO WHERE IT SHOULD BE REMOVED)