WHAT IS TH H.P. FOR THE 91 WITH THE 5.7 TUNED PORT ROLLER ROCKER CAM AND FLAT TOP PISTONS FACTORY
THE CAR CAME FACTORY WITH THE HIGH PERFORMANCE MOTOR IN IT. I JUST COMPLETEY OVER HAULED IT BACK WITH EVERYTHING FACTORY.LETS JUST SAY IT WILL ROLL.I HAVENT SEEN ANY WITH THIS MOTOR IN IT THE GUYS AT JIM BISHOP CHEVROLT BUILT IT AND SAID IT WAS RARE.ALL NUMBERS MATCH.