3.1 plenum swap
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Junior Member
Joined: Nov 2014
Posts: 20
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From: Hot springs arkansas
Car: 91 camaro rs
Engine: 3.1
Transmission: 5 speed
3.1 plenum swap
Was wondering if anyone out there knows if you can swap a 3.1 intake and plenum with a 3.4 intake and plenum. Also, what are some decent mods for a v6 that'll help it perform. No v8 swaps. I like the v6 just wanting some ideas on small performance mods. Thank you
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Joined: Apr 2008
Posts: 10,401
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From: Utah
Car: 89 RS 89 iroc 87 firebird
Engine: 3.1 Turbo/ 355 twin turbo
Transmission: a4 w/ 4500 stall/ a4 / t5
Axle/Gears: strange s60 /w 3:42's
Re: 3.1 plenum swap
u can use the 3.4 plenum but u need to cut the crosover tube of the back and weld up the 2 holes in order for the distributor to clear
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