To update a pre-1986, two-piece rear main seal small block Chevy to a roller, beyond just the cost of the cam and lifters, will also require a reinforced timing cover and a cam button to limit forward cam movement. This requires a button that presses against the inside of...
so Mike went with 6.200-inchScat H-beam rodsdesigned for small block Chevy rods. The reason for the mouse rods is due to the Scat crank’s 2.100-inch diameter rod journals, which are the correct size for small block Chevy