old r block 4.100 bore 4 inch stroke 422 of the shelf pistons rods and crank old w7 heads that had a nice makeover small 2.100 1.6 my custom cam 270 s with 420 lobe 12.6 comp custom nitrous plate made by me with std elderbrock solenoids and a 1050 shelf holley small 1 7/8 pipes stepped to 2 inch small 3 inch collector
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