mack88 Posted January 22, 2021 Share Posted January 22, 2021 would a 3406b cat engine fit in a 87 R Mack there's a E9 close by but pretty sure it wouldnt fit, Quote Link to comment https://www.bigmacktrucks.com/topic/65621-engine/ Share on other sites More sharing options...
terry Posted January 22, 2021 Share Posted January 22, 2021 every cat or cummins engines i have seen in R models was in the R 700 series trucks. i don't think there is enough room, in a 600 series. terry Quote Link to comment https://www.bigmacktrucks.com/topic/65621-engine/#findComment-467428 Share on other sites More sharing options...
fjh Posted January 22, 2021 Share Posted January 22, 2021 1 hour ago, terry said: every cat or cummins engines i have seen in R models was in the R 700 series trucks. i don't think there is enough room, in a 600 series. terry If it had a v8 in it origana1ly chances are the the cat would shoe horn in there R700 Had a longer hood to accommodate the v8 and jober engines!As Terry mentioned R 600 Naw to much messin around! Quote Link to comment https://www.bigmacktrucks.com/topic/65621-engine/#findComment-467432 Share on other sites More sharing options...
mack88 Posted January 23, 2021 Author Share Posted January 23, 2021 Thanks fellows. Quote Link to comment https://www.bigmacktrucks.com/topic/65621-engine/#findComment-467487 Share on other sites More sharing options...
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