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Posts Made By:
Pontiac Derek
Forum:
Pontiac - Street
06-23-2023, 12:09 PM
Replies:
80
Intake and port work recommendation
Views:
2,624
Posted By
Pontiac Derek
Yes, just look at boost like a multiplier, more...
Yes, just look at boost like a multiplier, more power NA= more power procharged/roots/whipple/turbo etc
Forum:
Pontiac - Street
06-23-2023, 11:31 AM
Replies:
80
Intake and port work recommendation
Views:
2,624
Posted By
Pontiac Derek
I mean it really depends on your goals, if you...
I mean it really depends on your goals, if you want another 100hp then yes absolutely, you could also run Daves biggest hyd roller camshaft 252-262 .660-.693 114
Because you are 505cid, once you...
Forum:
Pontiac - Street
06-23-2023, 11:17 AM
Replies:
80
Intake and port work recommendation
Views:
2,624
Posted By
Pontiac Derek
The solids on the OF and RP camshaft are a win,...
The solids on the OF and RP camshaft are a win, Dave and me recommend that when possible, unfortunately Dave has more important things to be concerned about right now but im sure he would agree.
One...
Forum:
Pontiac - Street
06-23-2023, 11:06 AM
Replies:
80
Intake and port work recommendation
Views:
2,624
Posted By
Pontiac Derek
You are 100% correct, I don’t see any reason why...
You are 100% correct, I don’t see any reason why you wouldn’t go that route, 340 heads, Northwind and RP cam with solid lifters tight lash and 1.65 rockers will be in the 635-650hp range on a 10-1...
Forum:
Pontiac - Street
06-22-2023, 09:03 PM
Replies:
80
Intake and port work recommendation
Views:
2,624
Posted By
Pontiac Derek
It would definitely benefit from the Northwind,...
It would definitely benefit from the Northwind, but you can also do pretty well with a Ported torquer 2
We consistently made 635-665hp 650-672tq with the Road Paver cam 1.65 rockers 505-535, 10.3:1...
Forum:
Pontiac - Street
06-22-2023, 08:58 PM
Replies:
80
Intake and port work recommendation
Views:
2,624
Posted By
Pontiac Derek
Thank you Lee! Yes i am taking work now ...
Thank you Lee! Yes i am taking work now
503-808-0559 engineguy535@gmail.com
Forum:
Pontiac - Street
01-29-2023, 12:47 AM
Replies:
27
Cast iron head porter suggestions please.
Views:
2,968
Posted By
Pontiac Derek
Jim Robertson or Dan Barton 100%
Jim Robertson or Dan Barton 100%
Forum:
Pontiac - Street
01-29-2023, 12:46 AM
Replies:
16
Strange RPM intake port leak?
Views:
1,135
Posted By
Pontiac Derek
For what it’s worth I never leave those orange...
For what it’s worth I never leave those orange guides in the gasket, I don’t feel like they squash down all the way, not saying it will have a problem every single time but the only reason I use...
Forum:
Pontiac - Street
01-28-2023, 11:53 PM
Replies:
12
First build post in almost a decade, here is my 490 street engine
Views:
961
Posted By
Pontiac Derek
Thank you yeah I have no doubt it will have no...
Thank you yeah I have no doubt it will have no trouble smoking the tires until I let off the throttle! And it still has AC, the older I get the less I want something that is extremely rowdy for my...
Forum:
Pontiac - Street
01-28-2023, 08:14 PM
Replies:
12
First build post in almost a decade, here is my 490 street engine
Views:
961
Posted By
Pontiac Derek
Thank you! Yeah your setup is still very...
Thank you! Yeah your setup is still very impressive!
Forum:
Pontiac - Street
01-28-2023, 08:13 PM
Replies:
12
First build post in almost a decade, here is my 490 street engine
Views:
961
Posted By
Pontiac Derek
Thank you! Much appreciated! I hope you are well!
Thank you! Much appreciated! I hope you are well!
Forum:
Pontiac - Street
01-28-2023, 08:12 PM
Replies:
12
First build post in almost a decade, here is my 490 street engine
Views:
961
Posted By
Pontiac Derek
Thank you!
Thank you!
Forum:
Pontiac - Street
01-28-2023, 03:34 PM
Replies:
12
First build post in almost a decade, here is my 490 street engine
Views:
961
Posted By
Pontiac Derek
More pictures
More pictures
Forum:
Pontiac - Street
01-28-2023, 03:27 PM
Replies:
12
First build post in almost a decade, here is my 490 street engine
Views:
961
Posted By
Pontiac Derek
More pictures
More pictures
Forum:
Pontiac - Street
01-28-2023, 03:22 PM
Replies:
12
First build post in almost a decade, here is my 490 street engine
Views:
961
Posted By
Pontiac Derek
First build post in almost a decade, here is my 490 street engine
It’s been a long time since I frequented the PY forum but 2 back surgeries a busy shop and 5 kids has that effect but thought I’d share my personal 490 I’m building for my 1973 luxury lemans,...
Forum:
Pontiac - Street
09-04-2022, 02:21 AM
Replies:
93
Iron headed 468 on dyno today.
Views:
20,952
Posted By
Pontiac Derek
Beautiful job Paul I love it. I hope you’re doing...
Beautiful job Paul I love it. I hope you’re doing well.! I built an almost identical motor with Dave’s CNC ported 670 heads 9.5:1, 459cid 1967 iron intake just port matched with Dave’s old faithful...
Forum:
Performance Parts For Sale/Wanted
03-18-2022, 12:42 PM
Replies:
13
BOP seal, Cometic .027 x 4.200 bore MLS head gaskets and Melling SP7 068 cam fs
Views:
1,741
Posted By
Pontiac Derek
Everything is sold, thank you PY
Everything is sold, thank you PY
Forum:
Performance Parts For Sale/Wanted
03-15-2022, 10:31 AM
Replies:
13
BOP seal, Cometic .027 x 4.200 bore MLS head gaskets and Melling SP7 068 cam fs
Views:
1,741
Posted By
Pontiac Derek
BOP seal and Melling Cam are sold, thanks py I...
BOP seal and Melling Cam are sold, thanks py
I still have the cometic thin head gaskets for bumping up compression on 400’s
Forum:
Performance Parts For Sale/Wanted
03-13-2022, 01:31 PM
Replies:
13
BOP seal, Cometic .027 x 4.200 bore MLS head gaskets and Melling SP7 068 cam fs
Views:
1,741
Posted By
Pontiac Derek
It says 21.50$ thanks
It says 21.50$ thanks
Forum:
Performance Parts For Sale/Wanted
03-10-2022, 09:49 PM
Replies:
13
BOP seal, Cometic .027 x 4.200 bore MLS head gaskets and Melling SP7 068 cam fs
Views:
1,741
Posted By
Pontiac Derek
It’s all good, seal is sold
It’s all good, seal is sold
Forum:
Pontiac - Race
03-10-2022, 01:57 PM
Replies:
17
Has Anyone Seen this Defect in a Forged 4.50” stroke Crankshaft? Pics inside
Views:
2,102
Posted By
Pontiac Derek
5 kids, mortgage, awaiting a major back surgery,...
5 kids, mortgage, awaiting a major back surgery, So I can either build my engine on the budget I have or I could not do it at all with my personal situation anyways now if you can’t understand that I...
Forum:
Performance Parts For Sale/Wanted
03-10-2022, 12:50 PM
Replies:
13
BOP seal, Cometic .027 x 4.200 bore MLS head gaskets and Melling SP7 068 cam fs
Views:
1,741
Posted By
Pontiac Derek
Never heard back from fast69 so seal and head...
Never heard back from fast69 so seal and head gaskets are still for sale
Forum:
Pontiac - Race
03-10-2022, 12:48 PM
Replies:
17
Has Anyone Seen this Defect in a Forged 4.50” stroke Crankshaft? Pics inside
Views:
2,102
Posted By
Pontiac Derek
It’s an SGI crankshaft from EBay, they are...
It’s an SGI crankshaft from EBay, they are sending me another one, even though this is an all iron low rpm deal if I didn’t catch that it for sure would have eventually smoked the bearings or broke,...
Forum:
Pontiac - Race
03-09-2022, 08:44 PM
Replies:
17
Has Anyone Seen this Defect in a Forged 4.50” stroke Crankshaft? Pics inside
Views:
2,102
Posted By
Pontiac Derek
[QUOTE=charlie66;6325189]So much for quality...
[QUOTE=charlie66;6325189]So much for quality control .
That's not your fault. You shouldn't have to pay anything...
I hope it works out for you Good luck...[/QUOTE
Yeah no kidding!!! I...
Forum:
Pontiac - Street
03-09-2022, 06:34 PM
Replies:
92
455 Dyno Video
Views:
11,942
Posted By
Pontiac Derek
Cool, and again with a larger intake port E-head...
Cool, and again with a larger intake port E-head they work better than with a 165cc iron head,
Regardless it is just the way I do things, I’ve learned that short seat timing camshafts just don’t do...
Showing results 1 to 25 of 454
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