Kit includes: four adjustable steel pushrods. These pushrods can be used in place of the stock, non-adjustable pushrods in stock as well as high-performance applications and are made out of 7/16 inch O.D. chromoly steel tubing for strength and durability. Compatible with hydraulic and solid lifters.Fits 883cc, 1200cc, and 79 inch engines with stock, 4.650 inch cylinder length.