Re: [Chevelle-list] O/T MSD

2009-08-26 Thread GCP Tech
Typically for a street engine that hasn't had a lot of modifications and no amplifier box (like a HEI system with an aftermarket coil) the base spark plug gap will be 0.040 to 0.045. For any aftermarket, performance ignition system, we start the base spark plug gap off of the engine's

Re: [Chevelle-list] O/T chassis dyno

2009-08-26 Thread GCP Tech
How about Elk River, MN? Check out: Hi Tech Motorsport (http://www.hitechmotorsport.com) they have both chassis and engine dyno services. Kind regards, Don Hoeschen Granite City Performance custom engineered competition components http://www.granitecityperformance.com/ harkema...@aol.com

[Chevelle-list] Location of shifter

2009-07-27 Thread GCP Tech
I need to make a custom bracket to attach the shifter to the transmission... It's a Muncie transmission with a Hurst Competition Plus shifter that is going into a '68 Chevelle. It's supposed to fit inside the stock console. I noticed the shifter stick has a 90-degree jog in it, pushing the

Re: [Chevelle-list] 454 will not start

2009-07-17 Thread GCP Tech
Here is a link to an HEI diagnostic on my webpage: 'http://www.granitecityperformance.com/index/technical-library/general/126-troubleshooting-hei-no-spark' If the link does not work from the message, go to www.granitecityperformance.com, click the engine image to enter, on the left-hand side

Re: [Chevelle-list] Torque converter

2009-04-16 Thread GCP Tech
Check out Hughes Performance (http://www.hughesperformance.com) they have many different converters for specific applications. Perhaps you are looking for something like their XTM/XFM series... You will want a little higher stall than stock if you have a larger camshaft, the 700R4 has a

[Chevelle-list] Clutch Linkage Z-Bar

2009-03-31 Thread GCP Tech
I'm working on converting a '68 Chevelle back to a manual transmission. The transmission was converted to an automatic several owners ago so all I have is an old hand-me-down-box-o-parts. I have a question about the clutch linkage Z-bar. The one I have is 1:1, it has no mechanical advantage.

[Chevelle-list] Muncie Rebuild

2009-03-24 Thread GCP Tech
After getting a lot of great responses from the manual to power steering box - I'd like to get some opinions as to what I should do with my manual transmission... I'm looking at my options for giving my Muncie M-21 an overhaul. I can go all-out and rebuild it with a new M-22 gearset,

Re: [Chevelle-list] Manual Steering Box

2009-03-23 Thread GCP Tech
, March 23, 2009 11:08 AM To: granitecityperforma...@charter.net; The Chevelle Mailing List Subject: Re: [Chevelle-list] Manual Steering Box Yes please let us know as I want to do the same with my 65 Malibu - Original Message - From: GCP Tech granitecityperforma...@charter.net