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Forum: 427 King.com forum 09-19-2021, 06:08 PM
Replies: 6
Views: 662
Posted By Vortecpro
I often have customers send me blocks with rust...

I often have customers send me blocks with rust pitting, sometimes an over bore will fix the problem, most times it will not get past the pitting. Either way when you need the numbers you could have...
Forum: Technical & Restoration 08-12-2021, 03:04 AM
Replies: 2
Views: 609
Posted By Vortecpro
Factory L89 head bolts have washers.

Factory L89 head bolts have washers.
Forum: COPO - United States 07-05-2021, 02:47 AM
Replies: 25
Views: 3,979
Posted By Vortecpro
The old dead eye......

The old dead eye......
Forum: Technical & Restoration 03-28-2021, 11:14 PM
Replies: 15
Views: 3,581
Posted By Vortecpro
Thanks, I used a .050 short keeper on the...

Thanks, I used a .050 short keeper on the intakes. I think it was .100 from coil bind.
Forum: Technical & Restoration 03-28-2021, 04:10 AM
Replies: 15
Views: 3,581
Posted By Vortecpro
Finished welded 840 head, 1.80 exhaust valve,...

Finished welded 840 head, 1.80 exhaust valve, 2.250 Intake valve, 11/32 stem. Peak flow was 365 CFM short port and 370 CFM long port, 260 CFM exhaust port @ 28 inches, 109 CC combustion chamber.
Forum: Technical & Restoration 01-08-2021, 01:17 AM
Replies: 15
Views: 3,581
Posted By Vortecpro
The guides need honed, valve job needs to be...

The guides need honed, valve job needs to be done, then the porting and finally the CCs set.
Forum: Technical & Restoration 01-07-2021, 03:27 AM
Replies: 15
Views: 3,581
Posted By Vortecpro
Al Mathon Headmaster LOL I have a guy that...

Al Mathon Headmaster LOL
I have a guy that welds it for me then I machine it, you'd be surprised what we've fixed. I will post pictures as go, heres a little preview.
Forum: Technical & Restoration 01-07-2021, 01:36 AM
Replies: 15
Views: 3,581
Posted By Vortecpro
What do you do?

Lets say your 840 date coded COPO heads have been through a few sub par machine shops and have very sunken seats or 1.900 diameter exhaust seats installed right into water.......does this sound...
Forum: Yenko Chevrolet 12-19-2020, 04:17 AM
Replies: 70
Views: 22,946
Posted By Vortecpro
Olds racers hang out at my shop, Tony Pizzi's...

Olds racers hang out at my shop, Tony Pizzi's name has come up, he was a hard core go fast guy out of Phil, mainly back then did heads, was always very fast in his time. I was told in 1970 he ran a...
Forum: Lounge 11-15-2020, 01:37 AM
Replies: 19
Views: 3,635
Posted By Vortecpro
Thumbs up Lets send some engine credit to Gary McGlasson as...

Lets send some engine credit to Gary McGlasson as well.
Forum: Supercar/Musclecar Discussion 07-01-2020, 11:25 AM
Replies: 30
Views: 11,272
Posted By Vortecpro
In my opinion theres a big difference between...

In my opinion theres a big difference between running your car down a dragstrip (which I very much condone) and sliding a muscle car sideways in every direction with ZERO respect to the car.
Forum: Supercar/Musclecar Discussion 05-15-2020, 03:45 AM
Replies: 56
Views: 13,347
Posted By Vortecpro
I don't know what MPH a 430 inch Pro Stock ran...

I don't know what MPH a 430 inch Pro Stock ran back in the day, but HP is calculated by MPH over 1320 feet, and 139 MPH for example is 622 HP @ 3010 pounds. I would find it very hard to believe 1970...
Forum: Supercar/Musclecar Discussion 04-30-2020, 01:29 PM
Replies: 49
Views: 18,310
Posted By Vortecpro
Thumbs up Send that thing right over to my shop, I've got a...

Send that thing right over to my shop, I've got a nice line up of engines to test in it!
Forum: Supercar/Musclecar Discussion 01-19-2020, 12:00 AM
Replies: 10
Views: 3,793
Posted By Vortecpro
123 MPH granny shifting, spinning, first and only...

123 MPH granny shifting, spinning, first and only outing.
Forum: Supercar/Musclecar Discussion 01-18-2020, 02:13 PM
Replies: 10
Views: 3,793
Posted By Vortecpro
Personally................I enjoy this video...

Personally................I enjoy this video more..........
https://youtu.be/URzmwTfIhlM
Forum: Supercar Features 12-29-2019, 04:21 PM
Replies: 300
Views: 251,685
Posted By Vortecpro
Looks like someone gets it.......really thats...

Looks like someone gets it.......really thats what these cars should be about, how many of you guys out these that have these COPO's actually know what its like to leave wheels up and bang gears down...
Forum: COPO - United States 11-06-2018, 01:08 PM
Replies: 60
Views: 24,220
Posted By Vortecpro
Fortunately I've seen that that exact hand...

Fortunately I've seen that that exact hand written grease pencil 427 a few times myself, same guy did them all!
Forum: Member's Rides 10-20-2018, 03:17 PM
Replies: 672
Views: 611,903
Posted By Vortecpro
Yes! in my world this is what these cars were...

Yes! in my world this is what these cars were really all about. Excellent!
Forum: Technical & Restoration 02-14-2018, 01:41 AM
Replies: 4
Views: 1,511
Posted By Vortecpro
1967 L71 435 HP 427 Rebuild

I'am in the process of rebuilding a virgin 1967 435 HP 427 and would like to share the rebuild with this forum. We will rebuild the whole engine close to factory specifications and then dyno test...
Forum: Buick 04-22-2017, 02:04 AM
Replies: 44
Views: 24,332
Posted By Vortecpro
My 71 315 HP 455 F/SA Buick

My 71 315 HP 455 F/SA Buick
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