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Forum: Pontiac - Street 02-11-2025, 02:14 AM
Replies: 29
Views: 1,061
Posted By krisr
Many MANY years ago I ran my 389(now 400) with...

Many MANY years ago I ran my 389(now 400) with #16 big valve heads. The camshaft was nothing too serious and everything cleared just fine. I'm about to go down this road again with a 389 engine i'm...
Forum: Pontiac - Boost 11-13-2024, 05:07 PM
Replies: 6
Views: 1,017
Posted By krisr
It would need extremely good beltwrap and...

It would need extremely good beltwrap and interesting pulley ratios but from what i've seen on BUILT LS and Godzilla combos, they don't quite get there. The "Kong" modified units come close though I...
Forum: EFI Tech 09-24-2024, 02:52 AM
Replies: 1
Views: 2,473
Posted By krisr
Am tuning one of these 2x4's right now. The motor...

Am tuning one of these 2x4's right now. The motor was previously supercharged with a 6/71 but had nothing but overheating issues so went back to a naturally aspirated tunnel ram combo just for the...
Forum: 66-67 GTO Tempest & LeMans TECH 09-01-2024, 05:48 AM
Replies: 16
Views: 946
Posted By krisr
If you cannot get a 7109 bearing for the crank,...

If you cannot get a 7109 bearing for the crank, you can use bearing retainer (green) loctite and put in a 6202 bearing. I just did this and it works fine. Forget a Z-bar, go with a hydraulic...
Forum: Pontiac - Street 09-01-2024, 05:21 AM
Replies: 1
Views: 333
Posted By krisr
One for the Muncie owners

Hey guys,

I decided to do a clutch in my 66 GTO because it would shudder real bad taking off and the gearstick would wobble like to the point I would get dizzy looking at it so I looked at a...
Forum: Pontiac - Street 08-02-2024, 07:36 AM
Replies: 7
Views: 619
Posted By krisr
Why don't you talk to PaulK about it? He will get...

Why don't you talk to PaulK about it? He will get you something perfect for the combination.
Forum: EFI Tech 07-03-2024, 11:57 PM
Replies: 7
Views: 1,035
Posted By krisr
Crank sensor is above the starter motor on all LS...

Crank sensor is above the starter motor on all LS motors. The cam sensor moved to the timing cover in Gen4's, the Gen3 LS1 is up the back behind the intake. As long as the camshaft core is for a...
Forum: EFI Tech 05-30-2024, 07:10 PM
Replies: 3
Views: 1,778
Posted By krisr
Nice work! I always tell everyone, fuel control...

Nice work! I always tell everyone, fuel control is a small part of the system. Spark control is where most of the gains can be had. My high compression 389 in my 66 is the worst when it comes to...
Forum: Pontiac - Race 04-20-2024, 12:50 AM
Replies: 61
Views: 9,504
Posted By krisr
I've worked with Pete who owns...

I've worked with Pete who owns Procomp/Speedmaster many MANY years ago and know for a fact he won't go bankrupt over this. If anything he may rebrand but won't go broke. For every 10 enthusiasts, 7...
Forum: EFI Tech 01-16-2024, 11:56 PM
Replies: 7
Views: 2,149
Posted By krisr
OK. Datalog your cruising RPM/MAP cells, for...

OK. Datalog your cruising RPM/MAP cells, for example if you're cruising at 2500rpm and 40kpa, try about 42* timing from 2250rpm --> 2750rpm and 38kpa all the way to the lowest vacuum cell. Then...
Forum: Pontiac - Boost 08-14-2023, 08:37 AM
Replies: 18
Views: 2,763
Posted By krisr
You can go with a much more efficient turbo than...

You can go with a much more efficient turbo than a BW.

I put a VS Racing 7875 Gen3 with a 1.25AR on my LS3 (376 c/i) with a single 50mm wastegate on the passenger side of the exhaust crossover...
Forum: Pontiac - Boost 05-19-2023, 11:47 PM
Replies: 21
Views: 6,680
Posted By krisr
After just having done a turbo conversion to my...

After just having done a turbo conversion to my late model thing (Holden version of the Pontiac G8), if the supporting mods seem overwhelming I wouldn’t go down this path and just keep it naturally...
Forum: Pontiac - Race 04-19-2023, 06:52 PM
Replies: 33
Views: 4,791
Posted By krisr
I saw on bookface this morning, Don @ DCI is...

I saw on bookface this morning, Don @ DCI is modifying a block to put squirters in via the main tunnel. Interesting approach!
Forum: Pontiac - Street 09-26-2022, 09:01 AM
Replies: 46
Views: 7,008
Posted By krisr
I think you should talk with a manufacturer of a...

I think you should talk with a manufacturer of a LiFEPO4 battery before anything.
Forum: Pontiac - Street 09-23-2022, 06:20 AM
Replies: 46
Views: 7,008
Posted By krisr
As long as it's a Lithium Iron Phosphate...

As long as it's a Lithium Iron Phosphate (LiFEPO4) you'll be good. I just put one in my street car and holy crap, it's unreal! My old acid battery weighed 20kg, the new LiFEPO4 weighs 4kg -- is over...
Forum: EFI Tech 09-17-2022, 06:12 AM
Replies: 8
Views: 1,812
Posted By krisr
More pics

More pics
Forum: EFI Tech 09-17-2022, 06:11 AM
Replies: 8
Views: 1,812
Posted By krisr
More pics.

More pics.
Forum: Pontiac - Street 07-08-2022, 04:35 AM
Replies: 35
Views: 5,383
Posted By krisr
I’ve had those Butler gaskets in my 400 with...

I’ve had those Butler gaskets in my 400 with e-heads for years now without any issues whatsoever. It’s a nothing special 500ish hp engine primarily street driven.


Sent from my iPhone using...
Forum: Pontiac - Street 06-21-2022, 11:42 PM
Replies: 12
Views: 1,352
Posted By krisr
I spoke to my builder today and told him about...

I spoke to my builder today and told him about your issue and he said that it could either be 1 or 2 things. When the bell housing was cut off there is a high spot that the adapter plate is coming...
Forum: Pontiac - Race 02-08-2022, 06:28 AM
Replies: 24
Views: 5,014
Posted By krisr
I've been following Rich's journey on Facebook...

I've been following Rich's journey on Facebook from Australia. Man the bloke is a machine! Car runs 9.0's, drives thousands of miles, road trip with the fellas, what a time!
Forum: Pontiac - Street 12-19-2021, 03:13 AM
Replies: 31
Views: 7,428
Posted By krisr
Sure -- just attached them to this post. I run...

Sure -- just attached them to this post. I run -10 lines and the cooler is 280mm x 280mm.

The thermostat is an Aeroflow unit (Australian company) -...
Forum: Pontiac - Street 12-01-2021, 09:45 PM
Replies: 241
Views: 41,812
Posted By krisr
This is partially true but also may need some...

This is partially true but also may need some more context, because i've been involved in some of these "cheap" builds that make gobs of power, but only for a limited time.

Nearly every "melted"...
Forum: Pontiac - Street 03-19-2021, 01:16 AM
Replies: 22
Views: 6,911
Posted By krisr
I run 2 bolt stock caps with ARP studs and grout...

I run 2 bolt stock caps with ARP studs and grout filled to the side plugs. Shift at 7200 and cross the line at 6800 with a factory 3.75" crank but 6.625" SCAT rods and forged TRW pistons. The motor...
Forum: Pontiac - Street 12-16-2020, 07:16 PM
Replies: 8
Views: 1,752
Posted By krisr
Nice! Thanks mate!

Nice! Thanks mate!
Forum: Pontiac - Street 09-03-2020, 06:45 PM
Replies: 54
Views: 8,389
Posted By krisr
It's not hypercritical. Just don't get too...

It's not hypercritical. Just don't get too carried away trimming the bellhousing off. CK sells the conversion kits.
Showing results 1 to 25 of 27

 
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