DONT GIVE IN I BOUGHT 1 AND 2 DAY LATER MELTED NO3 PISTON JUST GONE FUL HOG AND TOTALLY REBUILT THE MOTOR ZVH COST A FORTUNE,ACCRILITE FORGED PISTONS,BLUE PRINTED BOTTOM END ECT.LEAVE YA CAR OF ROAD OVER WINTER SAVE UP AND BUILD IT WILL SOLVE ALL YA PROBLEMS WITH IT MINES TUCKED UP IN THE GARAGE ONLY COVERED 2 MILES.SHOULD COST THAT MUCH PISTONS+RINGS £200,BOTTOM END BEARINGS £80,OIL PUMP £100,HEAD GASKET £30 JOB SORTED