Does the L69 have 2 1/4 outlet exhaust manifolds?

Reply Subscribe

Thread Tools

Search this Thread

Aug 9, 2001 | 10:25 PM

86 sports coupe

Thread Starter

Member

Joined: Jul 2001

Posts: 334

Likes: 0

From: Noblesville In

Car: 86 sports coupe-83 berlinetta

Engine: 5.0 in the sports coupe-350 in the berlinetta

Transmission: 700r4 in the sports coupe-turbo-350 with a 2500 stal in the berlinetta

Does the L69 have 2 1/4 outlet exhaust manifolds?

Im interested in all aspects of 3rd gen f bodys.I didnt know wether to ask on history or exhaust board.I cant get enough of this web site or info on third generations!!

------------------
83 berlinetta currently 350/350 3:42 gear,2500 stal,3inch exhaust,2 1/4
exhaust manifolds,comp cam 268,performer intake
L69 dual snorkle aircleaner 3160lb

Aug 10, 2001 | 08:53 AM

Changa2

Member

Joined: Feb 2001

Posts: 140

Likes: 0

From: Muskegon, MI

My 84 measures 2 1/8" at the flange.

Aug 11, 2001 | 01:45 AM

Kevin91Z

Moderator

iTrader: (1)

Joined: Jul 1999

Posts: 10,950

Likes: 26

From: Orange, SoCal

Car: 1990 Pontiac Trans Am

Engine: 355 TPI siamesed runners

Transmission: Tremec T56

Axle/Gears: 12-Bolt 3.73

2 1/8" is what they're supposed to be.

------------------
1991 Camaro Z28
5.7L 5-Speed (originally 305)
13.23 @ 107.62 MPH
Southern California
Member: SoCal 3rd Gen F-Bodies
Webmaster: SoCal F-Bodies
-=ICON Motorsports=-

Aug 12, 2001 | 12:23 PM

MikeH

Supreme Member

iTrader: (10)

Joined: Jul 1999

Posts: 1,780

Likes: 2

From: Fla

Car: 90 IROC

Engine: 406

Transmission: GMPP 93/4L60

Axle/Gears: 9 bolt 3.27

Yeah they measure 2 1/8 I have a set of the TPI manifolds and the L69s. I have read in books/mags more than once about them being 2 1/4 Ive never seen a set that was. The TPI manifolds I have are from a 350 car. The L69 manifolds should flow the best looking at the two.

------------------
Black 90 IROC, L98, A4, 323 gear. SuperRamed 406 in the works!