427 Medium Riser
4 posters
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427 Medium Riser
the Motor in my '67 Mustang GTA Mustang is getting Tired and needs some TLC and I have too many Irons in the fire to say the least ! who do I send it to ,to get freshened. Here's what it is , '67 427 side oiler block .030 over , 1 sleeve ,factory forged hollow journal crank standard ,1 welded throw , Lemans rods with bolt up grade , Venolia pistons , Medium Riser heads , factory SS hollow stem valves & titanium exhaust valves, factory rockers with my own design end stands and solid spacers , 300 x .500" factory solid cam with shell lifters , factory sidewinder intake , 850 holley DP , NOS Cheater plate , factory windage tray , 10 Qt fabed pan , Accel Dual point Dist with 50 ounce points.
Frank
Frank
Frank Merkl- Posts : 1524
Join date : 2008-12-17
Age : 68
Location : Brooks ,Alberta ,Canada
Re: 427 Medium Riser
This motor has been run with it's tongue held out !! over 2 hour runs at 7300-8000+ for over 2 hours at a time !!
Frank
Frank
Frank Merkl- Posts : 1524
Join date : 2008-12-17
Age : 68
Location : Brooks ,Alberta ,Canada
Re: 427 Medium Riser
http://www.survivalmotorsports.com , Barry Rabotnick, Owner
AZFairlane- BBF CONTRIBUTOR
- Posts : 573
Join date : 2009-02-02
Age : 71
Location : Glendale, AZ
Re: 427 Medium Riser
AZFairlane wrote:http://www.survivalmotorsports.com , Barry Rabotnick, Owner
Barry will do a good job ...
Re: 427 Medium Riser
I would definately swap out the titanium exh. valves for new ones!!.....they tend to get brittle, and break the heads off.Frank Merkl wrote:This motor has been run with it's tongue held out !! over 2 hour runs at 7300-8000+ for over 2 hours at a time !!
Frank
Dont want that happening to a cool old FE 427!!
BBFTorino- Posts : 998
Join date : 2015-12-31
Re: 427 Medium Riser
The heads had hollow stem Sodium cooled exhaust valves from the factory! changed them out 20 years ago!!
Frank
Frank
Frank Merkl- Posts : 1524
Join date : 2008-12-17
Age : 68
Location : Brooks ,Alberta ,Canada
Re: 427 Medium Riser
Yes, those were prone to breakage too!!
BBFTorino- Posts : 998
Join date : 2015-12-31
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