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Forum: Pontiac - Street 01-31-2014, 05:36 PM
Replies: 33
Views: 7,004
Posted By Craig Hendrickson
No, I did not misread your thread starter. With...

No, I did not misread your thread starter. With the 421's 4IN stroke, you have too much torque for 3.36:1 gears when using a stock cam like a 068 and wide-ratio 4-speed. A 744/2802 will allow a...
Forum: Pontiac - Street 01-14-2014, 10:30 AM
Replies: 23
Views: 2,201
Posted By Craig Hendrickson
H-O Racing's Tri-Y headers

I'm certain the H-O Racing Tri-Ys are no longer available (shame about that). A pair occasionally shows up on ePay though.
Forum: Pontiac - Boost 12-28-2013, 01:00 PM
Replies: 126
Views: 9,783
Posted By Craig Hendrickson
It was a bolt-on kit. It was engineered and sold...

It was a bolt-on kit. It was engineered and sold by H-O Racing Specialties in 1977 and later. See here for details:

http://originalho.com/TFReviveWhat.html

Of course this kit is no longer...
Forum: Pontiac - Boost 12-28-2013, 02:32 AM
Replies: 126
Views: 9,783
Posted By Craig Hendrickson
Really, really nice work! BTW, there's...

Really, really nice work!

BTW, there's nothing wrong with the "version-2" (welded) air bonnet pictured, it flows about as good as the "version-3" (fully cast) and a really nice job was done making...
Forum: Pontiac - Boost 12-25-2013, 07:19 PM
Replies: 126
Views: 9,783
Posted By Craig Hendrickson
Talking The drag strip numbers H-O Racing got on...

The drag strip numbers H-O Racing got on TurboForce equipped Trans Ams back in the day (1978) were:

Stock everything including the original tires and no traction aids: low 13s (13-teenish) at...
Forum: Pontiac - Race 11-08-2013, 09:00 AM
Replies: 95
Views: 5,952
Posted By Craig Hendrickson
Don, Thanks for posting the scans of the...

Don,

Thanks for posting the scans of the article. Now that I've seen it, I of course recall it. It was from March 1974 issue of Popular Hot Rodding, shortly BEFORE H-O Racing Specialties, Inc...
Forum: Pontiac - Race 11-04-2013, 08:46 PM
Replies: 95
Views: 5,952
Posted By Craig Hendrickson
For those who haven't seen it, there is a reprint...

For those who haven't seen it, there is a reprint in HPP of the "famous" initial article from the October 1973 Popular Hot Rodding magazine entitled:

"top tuning secrets for PONTIAC'S 389 400 455"...
Forum: Pontiac - Race 04-28-2013, 06:49 PM
Replies: 78
Views: 9,743
Posted By Craig Hendrickson
Boggles the mind!

What some of you guys are doing with the "old" Pontiac layout, particularly cylinder heads, almost boggles the mind. Especially compared to what we had back in the day.

My congratulations to all...
Showing results 1 to 8 of 8

 
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