Our Track 25 runs to 8500 on a totally stock head.We had a sponsors day today and this car ran all day long at 8500 and this head has done 5 years track duty even winning the state title a few years ago.
This year is the first season it had forged pistons and eagle rods,ran all those other years on a totally stock import 25 even the season it won the championship.Now has Eagle rods,Arias pistons,N1 pumps,Tomei head gasket with Wolf ECU.Who said 25s are no good.