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Search took 0.21 seconds. Search: Posts Made By: KEN CROCIE
Forum: Pontiac - Street 07-17-2026, 01:11 PM
Replies: 32
Views: 1,306
Posted By KEN CROCIE
Classic overthinking the "problem". People forget...

Classic overthinking the "problem". People forget that the hydraulic lifter has a metering orifice or disc to control the oil flow to the heads.
I tried to find out if the evolution cartridge has...
Forum: Pontiac - Boost 06-24-2026, 04:24 PM
Replies: 2
Views: 460
Posted By KEN CROCIE
BTM, BOV, BG need to see manifold...

BTM, BOV, BG need to see manifold pressure/vacuum. boost reference needs to be in the bonnet, as close to the primary carb vent tube as possible. from the video, it looks as though a pressure tap...
Forum: THE LOBBY 05-26-2026, 03:19 PM
Replies: 7
Views: 753
Posted By KEN CROCIE
totally unbelievable! I've done header vs...

totally unbelievable! I've done header vs manifold tests on the dyno and in cars with opposite results. The HP peak seams about 50-100 high.
Forum: Pontiac - Boost 05-13-2026, 11:39 AM
Replies: 3
Views: 3,935
Posted By KEN CROCIE
the 6 rectangular ports under the carb pad have...

the 6 rectangular ports under the carb pad have flapper valves (like reed valves on a 2 stroke M/C. this allowed the carb to run normally when not making boost When boost started to rise, the...
Forum: Tri-Power Tech 05-11-2026, 01:46 PM
Replies: 3
Views: 1,857
Posted By KEN CROCIE
9796346 cover has the dimple and 11 bolt water...

9796346 cover has the dimple and 11 bolt water pump.
Forum: Pontiac - Race 05-11-2026, 01:09 PM
Replies: 58
Views: 3,624
Posted By KEN CROCIE
Filters: Kenth, I believe the paper filters, but...

Filters: Kenth, I believe the paper filters, but not sure. I'll check with Kevin and see if he remembers.
Forum: Pontiac - Street 05-10-2026, 06:55 PM
Replies: 16
Views: 503
Posted By KEN CROCIE
In response to Steve25s manufacturing comment: ...

In response to Steve25s manufacturing comment: Let's say that a piston mfg. wanted to satisfy a market that needed several pin heights to let a customer adjust the piston to head clearance. The mfg....
Forum: Pontiac - Street 05-10-2026, 06:17 PM
Replies: 10
Views: 446
Posted By KEN CROCIE
No question--level 2. I have level 2 in my GTO,...

No question--level 2. I have level 2 in my GTO, 81 3/4 ton pu, 72 Riviera
Forum: Pontiac - Race 05-10-2026, 05:23 PM
Replies: 58
Views: 3,624
Posted By KEN CROCIE
Steve25: I agree with the air cleaner info. There...

Steve25: I agree with the air cleaner info. There was a GTO convention in my area back about 1990. H-O held an open house, and we featured a dyno test exhibition for the attendees. We had a TriPower...
Forum: THE LOBBY 05-09-2026, 09:31 PM
Replies: 31
Views: 1,396
Posted By KEN CROCIE
Rest In Piece old friend.

Rest In Piece old friend.
Forum: Pontiac - Boost 03-25-2026, 08:48 PM
Replies: 3
Views: 3,935
Posted By KEN CROCIE
looks like a Marten turbo system with a bunch of...

looks like a Marten turbo system with a bunch of parts missing
Forum: Pontiac - Street 02-13-2026, 07:20 PM
Replies: 85
Views: 3,136
Posted By KEN CROCIE
what cam-heads? the forum members will come up...

what cam-heads? the forum members will come up with a HP/TORQUE number for us. JLM has the under-hood setup figured out. Ask him what air cleaner he used and then use any manifold you have that has...
Forum: Pontiac - Street 02-13-2026, 05:31 PM
Replies: 50
Views: 1,536
Posted By KEN CROCIE
For those "on the fence" regarding the bypass, I...

For those "on the fence" regarding the bypass, I recommended doubling the bypass spring in the filter housing.
Forum: Pontiac - Street 02-04-2026, 12:42 PM
Replies: 9
Views: 676
Posted By KEN CROCIE
Butler! The SD cam will make a little more power...

Butler! The SD cam will make a little more power on the dyno, using headers, but when using manifolds and an exhaust system, you won't see a difference. AND you won't be as hard on the valve train.
Forum: Pontiac - Street 10-25-2025, 02:28 PM
Replies: 43
Views: 1,817
Posted By KEN CROCIE
what does the rocker sweep pattern lock like on...

what does the rocker sweep pattern lock like on the other valves?
Forum: Pontiac - Race 09-27-2025, 01:06 PM
Replies: 65
Views: 2,818
Posted By KEN CROCIE
IIRC the over the counter SD rods, starting with...

IIRC the over the counter SD rods, starting with the "D" series and later were more prone to failure.

Of course, that was the last century, and the memory is a little hazy.
Forum: Pontiac - Street 09-24-2025, 02:16 AM
Replies: 61
Views: 1,865
Posted By KEN CROCIE
I would pull the carb off, prob it up on 2...

I would pull the carb off, prob it up on 2 blocks, fill the carb and see if it leaks. Give it some time. Could be the well plugs (yes- I know epoxy sealed) or casting porosity.
old Q jets can get...
Forum: Pontiac - Boost 09-15-2025, 01:36 AM
Replies: 25
Views: 6,550
Posted By KEN CROCIE
Rachelsdad: We did a prototype for the...

Rachelsdad:
We did a prototype for the carbureted 3rd gen and it worked really well. Only engine mod (other than turbo kit) was the use of the cop car Z28 clutch fan and shroud. The Chevy crowd...
Forum: Pontiac - Street 07-05-2025, 08:06 PM
Replies: 19
Views: 2,503
Posted By KEN CROCIE
The 260 ah 10 and 268 ah 10 are not generic cams...

The 260 ah 10 and 268 ah 10 are not generic cams and as Jay S pointed out they are more aggressive than GM lobes (Magnum lobes.) I usually use 8 degrees to guesstimate a CC seat duration vs Crane...
Forum: Pontiac - Street 07-02-2025, 10:33 AM
Replies: 19
Views: 2,503
Posted By KEN CROCIE
Pontiac cams are measured at .002" on the opening...

Pontiac cams are measured at .002" on the opening side and .008" on the closing side. However, when setting up the camdoc to give me the duration @ .004" lift, the duration is very close to factory...
Forum: Pontiac - Street 05-21-2025, 09:43 PM
Replies: 14
Views: 1,152
Posted By KEN CROCIE
Pontiacs that had 60 psi pumps also had a cadmium...

Pontiacs that had 60 psi pumps also had a cadmium plated gear for wear resistance
Forum: Pontiac - Race 04-25-2025, 11:27 PM
Replies: 69
Views: 8,003
Posted By KEN CROCIE
I agree with ELARSON, Once you put a pair of...

I agree with ELARSON, Once you put a pair of canted calve heads on a Pontiac 'looks similar ' block, in my opinion, it's a rat Chevy in a Pontiac costume
Forum: Pontiac - Race 04-24-2025, 03:45 PM
Replies: 69
Views: 8,003
Posted By KEN CROCIE
I found that video boring. Tons of aluminum...

I found that video boring. Tons of aluminum billet CNC, machined to create custom parts, none of which any of us will ever use, topped off with billet aluminum CNC machined one-off pair of Canted...
Forum: THE LOBBY 04-21-2025, 11:30 AM
Replies: 33
Views: 3,005
Posted By KEN CROCIE
when you die and go to heaven, all your old dogs...

when you die and go to heaven, all your old dogs will be there to meet you at the Pearly Gates
Forum: Pontiac - Street 01-25-2025, 02:19 PM
Replies: 22
Views: 3,354
Posted By KEN CROCIE
I've spec'd out a rollerversion of the HC-01 and...

I've spec'd out a rollerversion of the HC-01 and Spec'd out and built a roller version of the HC-02. I can supply them for $589 .
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