Description
This rod and piston kit is a complete kit to upgrade your 35-40hp big block Briggs engine to 10:1 compression ratio. Kit includes 2 new Briggs pistons that we have precision machined the top of the piston off, 2 billet CNC machined longer connecting rods and a set of replaceable rod bearings.
The kit is for the OEM 3.366 bore.










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