HELLO ALL CAN I JUST CHANGE MY HEAD GASKET ON MY ESCORT COSWORTH FOR A GRP A ONE?? OR WILL I HAVE TO HEAD SKIMMED AND NEW HEAD BOLTS THERE IS NOTHING WRONG WITH ONE ON THERE AT PRESENT IAM JUST DOING IT FOR PIECE OF MIND.AND ALSO ON START UP SHE MISFIRES UNTIL SHE IS WARMED UP ANY IDEAS
I HOPE SOME ONE CAN HELP ME
CHEERS PAUL