422CI Dirt Modified Engine Built and maintained by Williams Precision Engines
Multiple feature wins, fantastic history with no major failures ever..
Built with the best parts available, would cost over 20,000.00 to build new..
Complete Rebuild with new cnc ported brodix 18 degree heads, rockers & pistons installed 6/29/16
Dyno Time and ONLY 3 races on Engine since rebuild before it got parked.. Only reason for sale is there was a complete sell out.. Engine needs nothing!!
Incredibly smooth power! Dyno sheet available..
729 HP @ 6800 rpm & 634 TQ @ 5100 rpm on 112 gasoline!
Buyer can see it run on dyno if he wants.
4.165 bore & 3.875 stroke
Brodix 18 degree heads CNC ported 254cc runners ( new )
Dart Little M block
Custom Diamond Pistons (new)
H-13 tool steel pins (new)
AP .043 Total seal Rings (new)
T&D Shaft Rockers (NEW)
Howard's 4340 pro series crankshaft
Dyer 300M Connecting Rods
KSE Tandem Rear Drive Pump (like NEW)
Quick Fuel Gas Carb (new)
Very reliable and competitive engine combination..
Williams Precision Engines