7.4 throttle shaft and butterflies
7.4 throttle shaft and butterflies
I'm looking for replacement parts for throttle shaft and butterflies for the 50mm 7.4L throttle body. Does anyone have a lead, or is the only option to make them?
Does anyone know an way to flow test CFM on altered throttle bodies?
Does anyone know an way to flow test CFM on altered throttle bodies?
Supreme Member
Joined: Jun 2006
Posts: 2,199
Likes: 1
From: West-Central
Car: 91 Trans am
Engine: built 360 TBI
Transmission: built 700r4
Axle/Gears: 10bolt/3.23
Re: 7.4 throttle shaft and butterflies
Re: 7.4 throttle shaft and butterflies
I don't mean to hijack but what about bushings for when the throttle shaft is all sloppy and is causing a vacuum leak? Put a TB spacer on mine today and just so happened to grab a hold of the throttle linkage and thought dang that is loose. Went for a drive and it would be a whistle tip to shame.
Senior Member
Joined: Oct 2009
Posts: 676
Likes: 1
From: Pacific NW
Car: 89 K3500 Fleetside
Engine: RAT *tbi* EBL
Transmission: TH400
Axle/Gears: 3.73-Dana 60
Re: 7.4 throttle shaft and butterflies
ATS - Zako tool, ZA-05
http://www.supercooltools.com/html/catalog.html
or maybe it's ZA-02, seems to be some confusion.
http://www.throttleshaftrepair.com/p...s/product2.htm
http://www.supercooltools.com/html/catalog.html
or maybe it's ZA-02, seems to be some confusion.
http://www.throttleshaftrepair.com/p...s/product2.htm
Last edited by xch3no2; Mar 27, 2011 at 06:29 PM.
Re: 7.4 throttle shaft and butterflies
ATS - Zako tool, ZA-05
http://www.supercooltools.com/html/catalog.html
or maybe it's ZA-02, seems to be some confusion.
http://www.throttleshaftrepair.com/p...s/product2.htm
http://www.supercooltools.com/html/catalog.html
or maybe it's ZA-02, seems to be some confusion.
http://www.throttleshaftrepair.com/p...s/product2.htm
Senior Member
Joined: Oct 2009
Posts: 676
Likes: 1
From: Pacific NW
Car: 89 K3500 Fleetside
Engine: RAT *tbi* EBL
Transmission: TH400
Axle/Gears: 3.73-Dana 60
Re: 7.4 throttle shaft and butterflies
Re: 7.4 throttle shaft and butterflies
Has anyone actually had theirs apart? I'm wondering if those diamond coated insanely hard throttle blade screws are reusable or not.
Last edited by oldred95; Mar 27, 2011 at 07:55 PM.
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