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Search: Posts Made By: larrygroskopf
Forum: Pontiac - Street 09-10-2022, 09:07 AM
Replies: 53
Views: 4,561
Posted By larrygroskopf
1962 factory super duty aluminum headers ,repros

These Super duty fActory headers or 4 tube headers? I have a 462” 455 6x “4”s . Intake port matched to heads. Intake EDL 5056 intake using a800 CFM Holley dOuble pumper mechanical secondaries . ARP...
Forum: 67-81 Firebird & TA Parts WANTED 01-09-2022, 10:23 AM
Replies: 1
Views: 562
Posted By larrygroskopf
Cover bucket seat side

Need pair covers for side hinges on1979 buckets seats. It’s the standard interiors.
Forum: 61-66 Big Pontiac TECH 08-31-2021, 10:12 AM
Replies: 20
Views: 5,828
Posted By larrygroskopf
My name is Larry from Z&L Machining. We have been...

My name is Larry from Z&L Machining. We have been relining the 8 lug drums after Roger Reel passed. We advertise in Smoke signals. We have solved numerous issues with John Piotrowski repopulate drums...
Forum: 77-81 Firebird & Trans Am TECH 06-26-2021, 09:52 PM
Replies: 4
Views: 1,571
Posted By larrygroskopf
Gas gauge reads full all the time

1979 Trans Am with a 1980-81 rally gauges and wire loom. I know 1980-81 was year they had the computer. The. Gas is a separate gauge. When I bought the car the gauge shows full all the time. When...
Forum: Suspension TECH 11-13-2020, 02:50 AM
Replies: 5
Views: 2,675
Posted By larrygroskopf
Inner bearings should be A6 or Br 6

Inner bearings should be A6 or Br 6
Forum: Suspension TECH 11-13-2020, 02:44 AM
Replies: 1
Views: 850
Posted By larrygroskopf
Sway bar 1962 Pontiac Catalina

Looking to put a rear sway bar on my 1962 Pontiac Catalina. Heard a bar from GTO 1968 and up fits pretty close ? Anyone know or of any other one?
Forum: Members Helping Members 11-13-2020, 02:14 AM
Replies: 2
Views: 884
Posted By larrygroskopf
How to mount horns

1979 Pontiac trans am horn mounting on the corr support
Forum: 61-66 Big Pontiac TECH 11-02-2020, 12:05 AM
Replies: 1
Views: 620
Posted By larrygroskopf
1961-68 full size cars front spindles

Are the spindles the same from 1961-68? I know the bearings are the same ?
Thanks
Forum: Suspension TECH 11-01-2020, 09:25 PM
Replies: 2
Views: 928
Posted By larrygroskopf
Front spindle

Are spindals from full size cars The same from 1961-1968, like catalinas, Bonniville etc. cars
Forum: Members Helping Members 10-28-2020, 09:12 PM
Replies: 2
Views: 884
Posted By larrygroskopf
Mounting horns on core support

Looking for pics of the installation of horns to the core support. Got all parts but was all disassembled
Forum: 67-81 Firebird & TA Parts WANTED 04-14-2020, 08:34 PM
Replies: 2
Views: 1,146
Posted By larrygroskopf
Exhaust manifolds

Are you still looking for 1980 Trans am exhaust manifolds?
Forum: Exhaust TECH 01-31-2020, 08:04 AM
Replies: 3
Views: 2,882
Posted By larrygroskopf
I know they are not factory tube headers. They...

I know they are not factory tube headers. They are factory repro aluminum SD ON THE CAR NOW. I’m looking to install a pr of Doug tubular headers. If the tube type be better performance wise than the...
Forum: Exhaust TECH 01-21-2020, 12:04 PM
Replies: 3
Views: 2,882
Posted By larrygroskopf
Tube headers or factory super duty

I now have on my car, factory reproduction super Duty headers that were used on the 62,63 super duty cars . Question, would using dougs tubular headers be an advantage performance wise over the...
Forum: 67-81 Firebird & TA Parts WANTED 01-16-2020, 05:48 PM
Replies: 2
Views: 1,146
Posted By larrygroskopf
Exhaust manifolds

Do you have part numbers ? Was a pair in a car bought . Text me at 815-735-4002
Forum: 77-81 Firebird & Trans Am TECH 12-22-2019, 09:20 AM
Replies: 2
Views: 1,288
Posted By larrygroskopf
Air conditioning vent

Putting my 79 Trans Am dash and parts together. This spring or clip was with the driver side air conditioner vent or deflector not sure if this spring or clip has anything to do with the installation...
Forum: 67-81 Firebird & TA Parts FOR SALE 10-24-2019, 12:58 AM
Replies: 16
Views: 1,793
Posted By larrygroskopf
Wire harness plugs into fuse block under dash. About 8 wires or so in it.

This is for the rear wiring tail liters, fuel sending unit, rear window defogger etc. it has a black covering on it. Runs and plugs into fuse block under dash to trunk..

Thanks ,call Larry if want...
Forum: Exhaust TECH 10-23-2019, 07:51 PM
Replies: 6
Views: 3,964
Posted By larrygroskopf
Headers to use

I’m having a Motor built a 455 .30 over. We are shooting for 500hp with what we are using. I know it’s not a huge motor but that’s what it will be. Using 6x number 4’s. The heads are port matched to...
Forum: 77-81 Firebird & Trans Am TECH 04-24-2019, 11:38 PM
Replies: 2
Views: 1,168
Posted By larrygroskopf
Ignition relay

Anyone know where ignition relay is located. I'm working on the pwr Windows and pwr door locks. Also the rear window timer relay
Forum: 77-81 Firebird & Trans Am TECH 04-24-2019, 11:28 PM
Replies: 1
Views: 1,216
Posted By larrygroskopf
Trans am wiring harnes

If you want call me I have a 79 with a 81 harness has the blade type fuses. Think was first year for the blade type. Call 815-735-4002 or email lgto67@yahoo.com
Forum: 67-81 Firebird & TA Parts FOR SALE 02-27-2019, 10:21 PM
Replies: 14
Views: 790
Posted By larrygroskopf
Kick panels

What color condition do they have the cable to open close
Forum: 77-81 Firebird & Trans Am TECH 02-19-2019, 09:12 PM
Replies: 4
Views: 560
Posted By larrygroskopf
Thanks

Thanks
Forum: 77-81 Firebird & Trans Am TECH 02-19-2019, 09:12 PM
Replies: 4
Views: 560
Posted By larrygroskopf
Thanks much

Thanks much
Forum: 77-81 Firebird & Trans Am TECH 02-16-2019, 04:32 PM
Replies: 43
Views: 6,223
Posted By larrygroskopf
Hello Quick Siver I read your reply to the guy...

Hello Quick Siver I read your reply to the guy asking about wiring thought you might help me with a issue I have I have a Trans Am believe to be a 1981 looks like the computer wiring was changed? The...
Forum: 77-81 Firebird & Trans Am TECH 02-16-2019, 04:14 PM
Replies: 4
Views: 560
Posted By larrygroskopf
ID code on cowl by heater box

Can anyone ID a code found on cowl near heater box? I am trying to Find out what year a Trans Am I’m looking to buy. Obviously there’s no title or tags. Been told this Numbers found was told are part...
Forum: 67-81 Firebird & TA Parts FOR SALE 02-16-2019, 09:15 AM
Replies: 10
Views: 932
Posted By larrygroskopf
Kick panel

Will you take 50.00 including shipping? Did u find the center air difuser we talked about?
Showing results 1 to 25 of 186

 
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