CLASS RACER FORUM - View Single Post - GM Performance 25534446 Vortec Large Port

SSDiv6 · 06-18-2012, 01:09 PM

As I understand, Glenn Knowlton in Minnesota did the cylinder heads for the SS/CS Firebird owned by Randy and Michael Mans.
I been told Glenn passed away earlier this year; however, there amy be someone still running his shop.

06-18-2012, 01:09 PM	#3
SSDiv6 VIP Member Join Date: Feb 2003 Location: Glendale, Arizona Posts: 3,044 Likes: 712 Liked 1,583 Times in 582 Posts	Re: GM Performance 25534446 Vortec Large Port As I understand, Glenn Knowlton in Minnesota did the cylinder heads for the SS/CS Firebird owned by Randy and Michael Mans. I been told Glenn passed away earlier this year; however, there amy be someone still running his shop.