4mil hot rod 1/5 tranny lock up with mod stock cover v force reeds stock milled head or cool head not sure who ported it but i hve seen it go 4.16 to 4.18 tons of times in 300 foot with a stock frame
6.12 at its best in the 1/8 mile consistent 20.z Very reliable motor
Ran 4.17 last sunday goin bigger
was ran with big bore cpiz and 41 alky carbs
Asking 2200.00