1989 Irocz rocker arms

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Mar 11, 2005 | 10:45 PM

boogtruck

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1989 Irocz rocker arms

did the 1989 iroc z come with roller rocker arms or stamped arms.

Mar 11, 2005 | 10:53 PM

HalfInchWrench

Supreme Member

Joined: Feb 2005

Posts: 1,054

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From: Ajax, ON

Car: 85Z28 87GTA 91GTA 98SS

Engine: SBC, LS-x

Transmission: T-5, 700-R4, T-56

Non roller. 1:5:1

Mar 11, 2005 | 10:57 PM

Stekman

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Joined: Jul 2003

Posts: 4,803

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From: Grand Rapids, MI

Car: Z28

Engine: Sb2.2 406

Transmission: Jerico 4 speed

Axle/Gears: Ford 9" 3.60

Stamped, to boot.

Mar 11, 2005 | 11:00 PM

HalfInchWrench

Supreme Member

Joined: Feb 2005

Posts: 1,054

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From: Ajax, ON

Car: 85Z28 87GTA 91GTA 98SS

Engine: SBC, LS-x

Transmission: T-5, 700-R4, T-56

Not many GM's came with roller rockers that I am aware of.

The only ones I can think of off the top of my head are the LT6, (uncommon engine) the LS1's and it's derivitives and thats about it.

Mar 12, 2005 | 08:35 AM

88 350 tpi formula

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Joined: Dec 1999

Posts: 3,544

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From: WI,USA

Car: 89 FORMULA 350, 91 Z28 Convertible

Engine: ls1, LB9

Transmission: t56, Auto

Axle/Gears: S60/ 3.73

I thought lt4. 3.4 ,3.1 (later ver.) there are some more just not out thirdgens

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