SB Crane Retrofit Roller Lifter Issue
My cam was a 641, but I had it cut down to 621 specs, .509/.528. When they cut it.theyalso reduced the base circle somewhat as evidenced by the new polish job on all the lobes. I'm still learning how to use my digital camera, but here are a few more. Paul
My cam was a 641, but I had it cut down to 621 specs, .509/.528. When they cut it.theyalso reduced the base circle somewhat as evidenced by the new polish job on all the lobes. I'm still learning how to use my digital camera, but here are a few more. Paul