Briggs 5hp Flathead

ARC Racing Billet Crankshaft +.200"(2.637) stroke for the Briggs 5hp Model 13 flathead Engine. Made from hardened 4340 Chromoly Steel to the quality standards you have come to expect from ARC Racing. True 1/8 radius crank pin(.998 diameter) and 3/4" PTO...

ARC Billet Alloy Stroker Crankshaft for the Briggs 5hp Model 13 or Blockzilla Junior Dragster Engines. 2.887"(+.450") stroke with a .875" rod journal and 3/4" PTO. 

ARC Billet Alloy Stroker Crankshaft for the Briggs 5hp Model 13 or Blockzilla Junior Dragster Engines. 2.887"(+.450") stroke with a .875" rod journal and 3/4" PTO.   This crank has not been cut for camshaft clearance. Some clearancing may be...

Billet Alloy Crankshaft For the Briggs 5hp Model 13 or Blockzilla engine. 3.00"(+.563) with a .875" rod journal  and 3/4" PTO shaft.Machined from the hardest, toughest material ever used for small 4 stroke engines. Balanced for engines with 2.562"-2...

ARC Billet Alloy Cranks are machined from the hardest, toughest material ever used for small, 4 stroke engines. Features a true, 1/8" journal radius for strength and durability. Also features airplane wing style counter weights that are proportionally...

Machined from the hardest, toughest material ever used for small 4 stroke engines. Features a true 1/8" journal for strength and durability.ARC Billet Alloy Crankshaft .563" X 3.00" x .875" journal    *   3" Bore X 3" Stroke...

CNC machined toughest material ever used for small 4 stroke engines. Features a true 1/8" journal radius for strength and durability. Also features airplane wing style counter weights that are proportionally designed for superior balance. The #6595...

Billet Hardened 4340 Chromoly Crankshaft . Features a true 1/8" journal radius for strength and durability. Also features airplane wing style counter weights that are proportionally designed for superior balance. The #6595-C crankshaft was...

The ARC Splined Alloy Crank utilizes a 10 tooth straight sided spline that creates a much greater load dispersion area than a normal keyed crank. No more broken PTO shafts and makes clutch removal a breeze. A must for today's high...

The ARC Splined Chromoly Crank utilizes a 10 tooth straight sided spline that creates a much greater load dispersion area than a normal keyed crank. No more broken PTO shafts and makes clutch removal a breeze. A must for today's high...

6599 ARC Billet Crankshaft  .563" x 3.5" Bore   Machined from the hardest, toughest material ever used for small 4 stroke engines. Features a true 1/8" journal for strength and durability.ARC Billet Crankshaft .563" X 3.5"  * 3...

6599-C ARC Chromoly Billet Crankshaft  .563" x 3.5" Bore   Billet Hardened 4340 Chromoly Crankshaft. Features a true 1/8" journal for strength and durability. .875 rod journal.ARC Billet Crankshaft .563" X 3.5"  * 3.5"...