Hi Byron.

The only reason I wrote it that way was so I didn't have go into the Bedford thing.

The date of introduction of the Blue motors is interesting. The Blue motors were originally slated for release in 1979. when the originally planned full W

Thanks Terry. Do we call Bedfords, C/K trucks etc Holdens? Although they arent, I still reckon they are more Holden than an Epica, Astra, Barina etc. If these are Holdens then so is my 1957 Chev. At least the Chev got Australian paint, leather and carpet

.....nothing confuses me as much as Holden manifolds......I wish there was a web site with everything laid out in chronological order.

on the subject of Bedfords how many 253 turbo pattern motors were built appox.....?

Thats very good and short.... well done Byron
and easy to understand.....I will print this out...

but theres also the confusion of which ones can be put on later or earlier models....


You didn't know roughly how many turbo 253 's were built...?

Interchangability goes like this:

Early red manifold only goes on early heads (with no EGR);
Pollution red manifold only works on pollution red heads. It will bolt onto early red heads but there is little point as its a pig of a manifold;
Blue/black