Performance 1.25 Ratio Rockers Type 1 Cast Iron This crankshaft comes with Chevy

This crankshaft comes with Chevy rod journals

5mm Intake 32mm Exhaust

Engine size:2412cc with 71mm crank

and with out Seats or Guides

Pistons: Hypereutectic

Performance 1.25 Ratio Rockers Type 1 Cast Iron This crankshaft comes with ChevyThese superior quality chromoly rockers are just the answer for either a mild street or high performance VW type 1,2, and 3 engine. Rocker arms are made from forged chromoly and then precision ground and heat treated. They are also drilled through on the alloy adjusting screws, so both screws and rockers arms are fully lubricated. All shafts, blocks, and shims are high strength alloy as well. Precision ground bronze bushings with through hole