BMB 48mm Big Bore Engine

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  • Regular price $400.00
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This Engine is PORTED and Sleeved, upgraded bearings, and balanced crank. The High Compression Head Squish Band  has been re-cut for 48mm, 

-Sleeved and Ported G5 cylinder 

-48mm piston

-G2 Reed Block

-Racing Bearings 

-True and Balanced Crank


Not a full kit, Engine and reedblock only

-Does not include Mz 65 Pipe-