ARC Racing

Billet Head with fins for Open Modified with Big ValvesPopular with anyone wanting maximum flow in their 5 hp BriggsMachined from 6061 T-6 Aluminum

S300 - 25ccARC Billet Cylinder Heads for the Briggs Flathead is made from 6061 T-6 Aluminum.These heads were designed for maximum heat retention, which is a desirable trait for Junior Dragsters...

S325 27ccARC Billet Cylinder Heads for the Briggs Flathead is made from 6061 T-6 Aluminum.These heads were designed for maximum heat retention, which is a desirable trait for Junior Dragsters...

  ARC Billet Sidecover, Briggs Animal Includes cam bearing support, upper oil fill, lower oil level check port, side mounted oil drain plug, threaded bosses for easy removal, and a full...

ARC Billet Dual Bearing Sidecover kit for Briggs Animal ARC Billet Dual Bearing Sidecover kit for Briggs AnimalDesigned for specifically for the Animal stroker application. By placing two bearings...

Stroker Animal Flywheel Hub  

2ft .070 Buna-n O-Ring for our 6052,6057 and 6058 Billet Sidecovers

ARC Billet Dual Bearing Sidecover kit for Briggs RaptorBy placing two bearings side-by-side on the PTO side of the crankshaft, we reduce crankflex by up to 40%. Flex is a major cause of crankshaft...

O-Ring Blockzilla Side Cover

Precision in design and manufacturing, these are hardened lifters that will fit virtually all Briggs 5 hp blocks. The 6190 is .100" over stock in dimension.

Billet Oil Fill Cap w/ o-ring Fits ALL ARC Billet sidecovers only This will NOT work in the following engines Tecumseh Briggs and...