has anyone swapped a vortec truck engine into a 91-91 firebird.

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Jan 11, 2001 | 03:35 PM

85350TX

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Junior Member

Joined: Feb 2000

Posts: 42

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From: Austin, Texas, US

has anyone swapped a vortec truck engine into a 91-91 firebird.

Has anyone done this also what kind of induction system did they come with is it SFI or TBI 95-98

Jan 11, 2001 | 06:57 PM

vortecfcar

Senior Member

Joined: Sep 2000

Posts: 840

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From: Crystal Lake Il

Car: '98 Z

Engine: LS1/6

Transmission: 4l60E

96-98 tucks use SFI. all earlier use tbi.

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91 RS W/carbed 350, Vortec heads, performer rpm, Comp cams Xtreme energy 226/230 duration and .477/.480 lift. BFG Drag radials. 3.42 posi,Corvette servoed 700r4, ****ty stock converter.
13.24@104

Jan 13, 2001 | 11:53 AM

TexasLT1

Supreme Member

Joined: Oct 2000

Posts: 3,819

Likes: 3

From: Angleton, TX

Car: '92 RS

last night I saw a guy with an 87 Iroc that he had put a carbed '96 vortec into, it looked like it had stock mountings and everything so I dont think it would be real hard. sorry I can't be of any more help

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-'92 RS with self-installed '95 LT1
-Heddman Headers
-TPIS throttle body airfoil

Kills
-'97 Mustang Cobra
-'98 V6 Camaro
-'89 5.0 ****stang
-'97 Sebring
-'96 ****stang Cobra

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-'99 Mustang GT
-'96 Mustang Cobra
-'95 Z28 (good race)