3100 uim same as 3400? [Archive] - GrandAmGT.com Forum

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twisted
12-07-2004, 12:15 AM
like the title says

Malaclypse
12-07-2004, 01:19 AM
If the 3100 you're reffering to is a VIN code J motor ('00 and later), Yes. Any 3100 from '94 - '99 (VIN code M) uses a smaller runner manifold. The only reason why part numbers between J and E (3400) motors are different are the numbers cast on top.

twisted
12-07-2004, 01:35 PM
sweet thanx for your reply