Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
03-04-2024
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Replies: 0
Views: 119
FS- New RAM dual disc setup
FS: BNIB Ram force 9.5 dual disc clutch kit from Jerry's Gaskets. This is the organic friction disc version for 93-95 models. Includes lightweight billet aluminum flywheel. Never installed....
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
02-06-2024
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Replies: 7
Views: 475
Re: CP big bore 427 CDI pistons
I recognize those. Those were ordered for the original big bore motor that AES did for me back in 2009. They messed it up and didn?t order the valve reliefs I specified. Therefore they had to...
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Forum: C4 ZR-1 Technical Postings
10-15-2023
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Replies: 9
Views: 1,925
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
09-12-2023
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Replies: 0
Views: 272
Lightweight or DLC coated lifters
I bought extra sets of cam followers/lifters for some recent projects to get the unit cost down. As a result, I am offering these for sale:
VW/ Audi lightweight hydraulic followers. Made by INA...
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Forum: C4 ZR-1 General Postings
07-15-2023
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Replies: 0
Views: 373
GM dealer service records
Anybody have access to GM dealer service records? I have a 95 engine with unknown history but we know it was a warranty replacement early in its life. Have a VIN, but no way to lookup service...
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
06-30-2023
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Replies: 0
Views: 282
WTB- 4.00" crankshaft
I am looking for a 4.00" stroke Bryant or Moldex crankshaft. If anyone has one they are willing to part with, please hit me up.
Todd
Pepmeierengines@yahoo.com
Sent from my iPhone using...
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
05-26-2023
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Replies: 3
Views: 1,018
Re: Garage Sale
All the 4-bolt parts are now sold.
Thanks,
Todd
Sent from my iPhone using ZR-1 Net Registry (http://r.tapatalk.com/byo?rid=90383)
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
05-21-2023
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Replies: 3
Views: 1,018
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
05-11-2023
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Replies: 3
Views: 1,018
Garage Sale
Garage Sale.... I am clearing out the shop. Let me know your interest.
-- Brand new 93-95 4-bolt factory block. Maybe the last one around? $2450
-- Brand new 93-95 front cover. $350
-- Brand...
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
04-11-2023
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Replies: 0
Views: 267
New hardware order
Group buy for a) head studs $$1650, b) main studs 2-bolt $650, 4-bolt $1200.
Perimeter studs in stock also.
Todd
Sent from my iPhone using ZR-1 Net Registry...
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Forum: C4 ZR-1 Technical Postings
03-23-2023
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Replies: 3
Views: 702
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Forum: C4 ZR-1 Technical Postings
02-23-2023
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Replies: 18
Views: 2,688
Re: Secondaries indicator?
Nice work. I?ve also always wondered if the Full Power lamp is still in place on the later cars.
Sent from my iPhone using ZR-1 Net Registry (http://r.tapatalk.com/byo?rid=90383)
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Forum: C4 ZR-1 Technical Postings
10-28-2022
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Replies: 9
Views: 860
Crankshaft cup plugs
What are your preferred methods for removing the old crank plugs and pressing in new ones? Does anyone have a tool for that?
Todd
Sent from my iPhone using ZR-1 Net Registry...
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
10-27-2022
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Replies: 3
Views: 570
Re: FS: billet camshafts
Down to my last set of cores. 2000 for the cores. Can be finished to custom specs.
Sent from my iPhone using ZR-1 Net Registry (http://r.tapatalk.com/byo?rid=90383)
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
10-05-2022
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Replies: 3
Views: 570
FS: billet camshafts
I have two additional sets of billet tool steel camshaft cores. Normally these go for $2400 semi-finished, and $1500 to finish to any custom spec.
I will offer these at $2000/ set for the...
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Forum: C4 ZR-1 General Postings
06-22-2022
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Replies: 6
Views: 525
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Forum: C4 ZR-1 General Postings
06-04-2022
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Replies: 5
Views: 641
Re: correct washer
Jerry, you?re efforts to keep these cars alive for years to come is so much appreciated by all of us. Thanks for what you do. It?s the small parts that matter.
Sent from my iPhone using ZR-1...
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Forum: C4 ZR-1 Technical Postings
12-14-2021
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Replies: 2
Views: 751
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Forum: C4 ZR-1 Technical Postings
12-14-2021
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Replies: 2
Views: 751
Big bore Open deck sleeves
I posted these to my facebook account, but wanted to share here. These turned out great, even though the lead time was quite long. Capable of 4.125 bore. Minimal block machining required to fit...
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Forum: Review/Evaluation
10-28-2021
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Replies: 11
Views: 1,579
Re: LT6 / C8 Z06 engine
The more I learn about this engine, the more blown away I become. I can't find a single design where they compromised. This could pass for a full blown race engine, but with a warranty and emissions...
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Forum: Review/Evaluation
10-27-2021
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Replies: 3
Views: 1,038
Re: 2023 ZO6 LT6 engine spec
Well, with an 80mm (3.15") stroke, the second order vibration should not be too noticeable. The ford flat plane engine has a 93mm stroke, which is getting up there for such a configuration, so they...
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Forum: Review/Evaluation
10-26-2021
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Replies: 11
Views: 1,579
Re: LT6 / C8 Z06 engine
Looks like the cams are still chain driven. The inlet port looks uncannily like the old INdy engines. Very straight and tall valve to port angle.
Saw some Bosch coils as well I think.
...
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Forum: Review/Evaluation
10-26-2021
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Replies: 11
Views: 1,579
Re: LT6 / C8 Z06 engine
Well, the bore spacing is the same.... maybe we could retrofit the heads and intake.... LOL
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Forum: Review/Evaluation
10-26-2021
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Replies: 11
Views: 1,579
LT6 / C8 Z06 engine
Well, I know Dom started a thread on this already, but I am blown away by what GM has done with the LT6. To get 670 bhp from 5.5L is astonishing. Flat plane crank, as has long been known. But,...
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Forum: C4 ZR-1 Technical Postings
10-22-2021
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Replies: 35
Views: 3,436
Re: Engine quits after 7 minutes
The primary pump will shut off at 80C, or about 177F coolant temp. (It's not time limited, per se, but the OP said about 7 mins, which could coincide with the engine warm up time to 80C).
Also,...
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