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View Full Version : C20NE on 20SEH Injection (maybe)



heaton
27-10-09, 05:34 PM
Hi there
I am currently putting a c20ne into a nova.
The 20seh which i was going to put in had a cracked block so i bought the ne,
The ne that i bought didnt have any manifolds to i have swapped these off the 20seh including the wiring harness, injection stuff, pulleys and fitted the old type waterpump to match the tooth pattern etc etc,
I was wondering if this would work as i think the 2 engines have different compression ratios, is there any other differences, can anyone help?, Chris

mowgli
27-10-09, 06:31 PM
its pretty much different cutouts in the pistons to lower the comp in ne's

Sloth
27-10-09, 06:40 PM
20seh differences over c20ne:-
cam is an irmisher grind, flat top pistons, valves are 1 mm bigger, ecu map is slightly richer, exhaust is bigger (48mm to 52mm) and the head has slightly larger ports (but only the early ones.)

heaton
27-10-09, 06:45 PM
Do you think it will run ok on the seh injection system though?
Chris