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Rezzynumber1
09-08-2020, 01:19 PM
Hello guys,
I am currently upgrading engine in my BMW E36 318ti, building 3.2L stroker and bored.
M52b28 iron block bored to 87mm
M52b28 conrods
Honda crv 87mm pistons
M54b30 crankshaft
M52b25 head
M50b25 intake manifold
M54b30 intake camshaft as intake
M50b25 intake camshaft as exhaust

I would like to get any tips and advices you could give me, this is my first engine build. I would appreciate it.

Thank you

gdavid
09-08-2020, 01:27 PM
What is the wrist pin diameter of the crv pistons?

gdavid
09-08-2020, 01:40 PM
I'm currently building a 3.2 motor out of a m52b28 block as well. Mine is going to be very similar with the exception of the bore diameter, I'm using 86.4mm with S52 pistons and I have a S52 intake cam. Like you, I'm also using the M50NV intake cam on the exhaust side.

On my last engine build, I built a stock bore, m52b30 using a trimmed m54b30 intake cam with a stock m52b28 exhaust cam, I never dyno tested it but it ran well. I ran it on a DME sold by a forum member here Hakentt.

gdavid
09-08-2020, 03:29 PM
Ok, I got curious and see that it has a 22 mm diameter pin and the pin height is right about 30 mm which should work, it will be high compression.