Its prob on here somewhere......but can anyone tell me what the SM thats under the head number is?????

I hav 2 heads 12g202
and a 12g202 SM

do the heads differ in any way.....or is it just to do with where the casting was made?

Cheers
Damon

_________________
61 van
63 countryman
63 saloon
67 auto
73 auto clubman
75 1000cc clubman
77 sccr 998 clubman
NZ 79 1275gt clubman estate
79 LE
80 meanee
Racecar
Fiat 500

A 202 is a 202, ports all the same really but there are 2 types, early and late.
Early ones have a scalloped shape on the side around the ports, the later ones are flat there.

_________________
DrMini- 1970 wasaMatic 1360, Mk1S crank, 86.6HP (ATW) =~125 @ crank, 45 Dellorto (38 chokes), RE282 sprint cam, 1.5 rockers, 11.0:1 C/R.