B18 / B20 Very good torque, pulls from low revs can not be compared with the S and U profile or similar.
Good camshaft for the rally / road
Suitable from step 3 cylinder head and up.
Suitable carburettor 2x45-48DCOE or 48DHLA
VALVE LIFT 12:54
NOCK ANGLE 105 °
DURATION 312 °
No guarantee unless new lifters and break-paste (P110) bought simultaneously.
Zinc oil must be used
Kendall 20W50 or 10W40
Motul 300V also contains zinc