CRG Discussion Forum

Camaro Research Group Discussion => Originality => Topic started by: DT on December 23, 2012, 09:26:05 PM

Title: 69 speedo hole in firewall size?? (Muncie 4 speed)
Post by: DT on December 23, 2012, 09:26:05 PM
Anyone know what the size of the speedometer hole is on the firewall next to the wiper motor on 69 4 speed Muncie applications??
Title: Re: 69 speedo hole in firewall size?? (Muncie 4 speed)
Post by: bertfam on December 23, 2012, 09:30:25 PM
Take a look at UPC 0, sheet A9 in the AIM and you'll see that the RPO M20 hole piercing for 8A is 1"

Ed
Title: Re: 69 speedo hole in firewall size?? (Muncie 4 speed)
Post by: DT on December 23, 2012, 09:36:12 PM
Thank you very much Ed!!
Title: Re: 69 speedo hole in firewall size?? (Muncie 4 speed)
Post by: DT on December 30, 2012, 01:18:12 AM
I'm wondering if I could get away with a 7/8's inch hole?? Anyone??
Title: Re: 69 speedo hole in firewall size?? (Muncie 4 speed)
Post by: bertfam on December 30, 2012, 02:00:08 AM
Not if you're going to install an ORIGINAL STYLE GROMMET (http://www.classicindustries.com/camaro/parts/3792008.html). It's a tight fit even at one inch!

Ed
Title: Re: 69 speedo hole in firewall size?? (Muncie 4 speed)
Post by: DT on December 30, 2012, 01:51:35 PM
OK, thanks once again Ed!!