got a replacement top injector loom to see if it sorts out the running problems took the air box of and found an oil slick in the throttle body to rocker cover so removed roscker cover too clean out gonna order a new seal that goes between the two halves as it looks a bit poor condition wise and noticed it has tappet adjustments on top any one adjusted them before or is there a how too guide on here its a 51 plate 16v 1.2 . need to get this done soon as as ive lent her my motor whilst fixing this one and dont want to leave her too long with mine a s its a 1982 xr3