Forum: Pontiac - Street
Today, 05:15 PM
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Replies: 15
Views: 655
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Forum: Performance Parts For Sale/Wanted
04-30-2024, 08:44 AM
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Replies: 3
Views: 124
WTB TH400 short tail
Looking for a BOP TH400 short tail for my '67 Lemans. Would prefer a buildable core in driving distance from Georgia or the Carolinas.
LMK what is available, thanks!
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Forum: Pontiac - Street
04-25-2024, 03:44 AM
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Replies: 5
Views: 341
Black sludge is friction material. Losing all...
Black sludge is friction material. Losing all FWD movement means the FWD clutch is wasted. The FWD clutch transmits power in all FWD ranges, so once it burns the FWD, its done. Since you have...
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Forum: Pontiac - Street
04-20-2024, 07:33 PM
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Replies: 6
Views: 439
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Forum: Pontiac - Street
04-20-2024, 12:29 AM
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Replies: 4
Views: 230
Same setup here, 19.5" fan, HD clutch, RARE AC...
Same setup here, 19.5" fan, HD clutch, RARE AC pulleys for 11 bolt pump. AC shroud on non AC radiator. I did the thermo mod to the clutch so it pulls in at a lower temp. Mine sounds just like a...
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Forum: Performance Parts For Sale/Wanted
04-05-2024, 11:40 PM
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Replies: 13
Views: 1,784
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Forum: Pontiac - Street
04-03-2024, 03:37 PM
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Replies: 23
Views: 735
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Forum: Pontiac - Street
03-30-2024, 10:07 AM
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Replies: 11
Views: 569
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Forum: Pontiac - Street
03-30-2024, 09:56 AM
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Replies: 11
Views: 569
I've done a LOT of governor tuning with TH350s...
I've done a LOT of governor tuning with TH350s and 400s. What you do is, get the shift points close with the weights and then select springs to set shift spacing and fine tune the shift points. ...
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Forum: Pontiac - Street
03-27-2024, 12:39 AM
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Replies: 8
Views: 651
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Forum: Pontiac - Street
03-25-2024, 02:18 PM
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Replies: 14
Views: 810
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Forum: Pontiac - Street
03-22-2024, 05:13 PM
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Replies: 14
Views: 810
Detent wire isn't hooked up at all. I've fixed...
Detent wire isn't hooked up at all. I've fixed the wiring, but haven't hooked it up yet. The modulator is an aftermarket red stripe. I removed the modulator and checked it and the adjustment. I...
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Forum: Pontiac - Street
03-22-2024, 03:20 PM
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Replies: 8
Views: 429
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Forum: Pontiac - Street
03-22-2024, 12:44 PM
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Replies: 14
Views: 810
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Forum: Pontiac - Street
03-22-2024, 10:21 AM
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Replies: 14
Views: 810
Does anybody have a line pressure chart for a...
Does anybody have a line pressure chart for a stock TH400, along with test method?
Can you believe I've drug the internet for a few days and cannot find a stock test procedure and chart? It's...
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Forum: Pontiac - Street
03-22-2024, 09:35 AM
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Replies: 6
Views: 445
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Forum: Pontiac - Street
03-19-2024, 11:48 PM
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Replies: 79
Views: 8,806
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Forum: Pontiac - Street
03-18-2024, 05:34 PM
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Replies: 20
Views: 1,188
This right hurrr ^ is why to use the 3 wire. ...
This right hurrr ^ is why to use the 3 wire. Remote voltage sensing and clean regulation across the load/RPM range is why you want the 3 wire. Retaining the idiot light is neat too.
I use the...
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Forum: Pontiac - Street
03-18-2024, 12:45 PM
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Replies: 14
Views: 810
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Forum: Pontiac - Street
03-17-2024, 07:33 PM
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Replies: 20
Views: 1,188
A 3 wire alternator, properly installed.
...
A 3 wire alternator, properly installed.
Seriously, the only alternator I've ever had trouble with, in 40 years of working on cars, was the aftermarket, poorly designed, poorly implemented,...
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Forum: Pontiac - Street
03-15-2024, 11:25 AM
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Replies: 14
Views: 810
TH400 shift kit modifications?
So I want to put a Transgo shift kit in my TH400. I don't know the year of the trans or what's been done to it. It does shift like it's had some work done to it. The shifts are firm, but...
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Forum: Pontiac - Street
03-13-2024, 10:46 AM
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Replies: 13
Views: 696
Depends on what you can buy it for. I wouldn't...
Depends on what you can buy it for. I wouldn't pay over 1K, since I'd gut it like a fish and start over. If you're willing to run those cast pistons and slap a set of high compression heads, maybe...
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Forum: Pontiac - Street
03-12-2024, 09:30 PM
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Replies: 3
Views: 287
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Forum: Pontiac - Street
03-11-2024, 02:02 PM
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Replies: 9
Views: 727
How much plug coloring is realistic with E10...
How much plug coloring is realistic with E10 fuel?
With the carb changes I made (.031 upper emulsion, one step larger jets, up on the fuel level, increase IFR), the AFR gauge is showing 0.5 to 1...
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Forum: Pontiac - Street
03-10-2024, 12:37 PM
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Replies: 64
Views: 3,070
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