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Forum: Pontiac - Street 05-13-2024, 09:41 AM
Replies: 6
Views: 306
Posted By 72projectbird
I just replaced my 77s flywheel and clutch. I...

I just replaced my 77s flywheel and clutch. I used a stock replacement steel flywheel, and a Luk clutch kit with a new throw out bearing.

Smooth as silk
Forum: Pontiac - Street 05-01-2024, 07:42 PM
Replies: 24
Views: 1,077
Posted By steve25
With a 4.120” to a 4.150” bore and a 3.750”...

With a 4.120” to a 4.150” bore and a 3.750” stroke and a 72 Cc head every 4 CCs will change the compression close enough to a 1/4 point in regards to a street motor .
Forum: Pontiac - Street 05-01-2024, 07:16 PM
Replies: 24
Views: 1,077
Posted By Formulajones
That should get you close. I forget the cc of my...

That should get you close. I forget the cc of my 12's and don't remember how much dish was machined in the piston, that was a couple decades ago, I'd have to find some paperwork. I want to say 13cc...
Forum: Pontiac - Street 05-01-2024, 06:46 PM
Replies: 24
Views: 1,077
Posted By Jay S
The best true 8VR economical replacements, which...

The best true 8VR economical replacements, which are still a dual purpose 8VR, but a better VR design with the same compression height as an L2262F, would be these:
...
Forum: Pontiac - Street 05-01-2024, 05:17 PM
Replies: 24
Views: 1,077
Posted By b-man
Break the bank. Bust it open. Order up...

Break the bank.

Bust it open.

Order up a set of Ross or Icon custom forged pistons made to the compression height, dish volume and bore size you need.

I wouldn’t order them until the block...
Forum: Pontiac - Street 05-01-2024, 05:06 PM
Replies: 24
Views: 1,077
Posted By Formulajones
If you end up machining a dish you'll need those...

If you end up machining a dish you'll need those forged units. $7-800 for a set honestly doesn't sound horrible given the prices these days.
Showing results 1 to 6 of 6

 
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