Originally Posted by Peter J
There are two types of antifreeze, IAT and OAT and they don't get on well, so we need to know what MMC uses....
Yes, I'll ask Simon.


Don't forget HOAT, P HOAT and Si - OAT smile

Valvoline do a good guide. Older kit like mine uses IAT (I think OAT causes issues with the block).

Valvoline

"Y mae dafad ddu ym mhob praidd"
1972 4/4, 1981 MGBGT, 1984 FLHT1340, 1980 XLH1000, 1990 ZX10