STEP 2 consists of

Same performed as 'STEP 1 ' but with additions of

Considerate portjob increasing flow to 265cfm intake / 198 cfm exhaust.

Our race spring kit capable 10mm lift .

24psi boost max recommended

NOTE  these heads are built to order and we will require youre old head to build from,

Alternatively we can supply a core or do exchange on request EMAIL  for details

utilising factory camshafts    Performance Camshafts extra pricing.