Holden V8 253, 308 polished alloy rocker covers with old school fins
These tall valve covers give plenty of room for roller rockers, large valve springs, stud girdles. AussieSpeed rocker covers have cast in funnel style oil breathers so no nasty screws rivets or tin plates to contend with. The Aussiespeed covers also have a cast in drip lip that fits inside the cylinder head casting to help stop the gasket slipping in and help stop oil leaks. The finned rocker covers are polished to a bright finish come supplied with 1x pcv, 1x oil cap breather grommet. The covers are 90mm tall on the inside. std factory tin covers are 76mm inside
Aussiespeed Holden V8 rocker covers to suit B cast cylinder heads, B cast heads are fitted to Holden v8 253,308,4.2 & 5 litre engines produced before the later VN heads.