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-   -   Important if you run D-H/S or SA (https://classracer.com/classforum/showthread.php?t=65136)

Tom keedle 08-09-2017 08:25 AM

Re: Important if you run D-H/S or SA
 
Quote:

Originally Posted by Mark Yacavone (Post 541354)
AMC Edelbrock R4B (same as LD4B except manifold base) has an AMC p/n
It is also in SAE documentation
Approved as superseded part by NHRA on request of Chrysler then taken away 6 months later by NHRA.
So how much longer will this one be allowed to run its course?
Exact same sequence of events and documentation occurred for approval.

"]AMC Edelbrock R4B (same as LD4B except manifold base) has an AMC p/n"


some do, some don't
mine does

GTX JOHN 08-09-2017 05:48 PM

Re: Important if you run D-H/S or SA
 
No Alum.Heads or Manifolds on our 340s..... we are not willing to spend the money anyway on what the heads cost let
alone a complete engine.

We still won class out of a pretty stout field last time it was out West (April) and also the majority of our "Heads Up" races
over the last few years.

The engine builder and my very good friend we often have used over the years said............$10,000+ for a set and $40,000 plus
for a complete record setting D/SA 340 that is 1.5 + under and THAT is to a good friend.

I have been racing 340s since New AND we both will go 1.10 under in good Air IF we have to.......................But Nearly 1,6 under is IMPOSSIBLE for us no matter how hard we work (Believe me we Do!)
on our decent sized budget.


$10,000 is more than I paid for either of the Demons turnkey OR the Wagon turnkey.......Never mind $40,000+

We probably should go on back soon to just Bracket Racing and save the money for my grand kids to use.

Mark Yacavone 08-09-2017 06:28 PM

Re: Important if you run D-H/S or SA
 
Quote:

Originally Posted by Mark Yacavone (Post 541354)
AMC Edelbrock R4B (same as LD4B except manifold base) has an AMC p/n
It is also in SAE documentation
Approved as superseded part by NHRA on request of Chrysler then taken away 6 months later by NHRA.
So how much longer will this one be allowed to run its course?
Exact same sequence of events and documentation occurred for approval.

Actually, the R4B is the same as the LD340..the subject of this thread, except for the port match.
There's a lesson here for AMC racers:
Ask for one piece at a time.. Manifold, (Chrysler, Ford) Cam , (Ford) , Carb, (Ford)

jmantle 08-13-2017 12:53 PM

Re: Important if you run D-H/S or SA
 
Quote:

Originally Posted by Mark Yacavone (Post 541354)
AMC Edelbrock R4B (same as LD4B except manifold base) has an AMC p/n
It is also in SAE documentation
Approved as superseded part by NHRA on request of Chrysler then taken away 6 months later by NHRA.
So how much longer will this one be allowed to run its course?
Exact same sequence of events and documentation occurred for approval.

I get the impression the manufacturers either have never read the rule book or really don't care what it says. A big name racer asks for something to get approved, their buddy at the manufacturer goes for it, NHRA buckles.

Jim Mantle V/SA 6632

Myron Piatek 08-13-2017 01:29 PM

Re: Important if you run D-H/S or SA
 
Quote:

Originally Posted by jmantle (Post 541621)
I get the impression the manufacturers either have never read the rule book or really don't care what it says. A big name racer asks for something to get approved, their buddy at the manufacturer goes for it, NHRA buckles.

Jim Mantle V/SA 6632


But the manufacturer doesn't make the intake manifolds any more that are being discussed! Heads are a different story.


The biggest side benefit of approved aftermarket parts is that it helps keep the aftermarket industry going. However, there is nowhere near as much logic and consistency in approved/superseded parts as there should be.

Frank Castros 08-13-2017 08:24 PM

Re: Important if you run D-H/S or SA
 
It appears that the 1970 combo has become the choice du jour, is the LD340 the reason per chance?

Greg Hill 08-13-2017 09:54 PM

Re: Important if you run D-H/S or SA
 
Just remember the old saying " what goes around comes around ".

Bruce Fulper 08-14-2017 01:50 AM

Re: Important if you run D-H/S or SA
 
Pontiac put their part number on this for the '62, and '63 cars. Guess I can use it too? (and please bone heads...accept the sarcasm)


http://www.ebay.com/itm/NOS-1955-196...m4wl9A&vxp=mtr

John Kissel 08-14-2017 08:00 AM

Re: Important if you run D-H/S or SA
 
That intake doesn't look that much different than the bathtub model, give or take an inch or three. John Kissel

James L Miller 08-15-2017 12:30 AM

Re: Important if you run D-H/S or SA
 
Quote:

Originally Posted by Bruce Fulper (Post 541683)
Pontiac put their part number on this for the '62, and '63 cars. Guess I can use it too? (and please bone heads...accept the sarcasm)

http://www.ebay.com/itm/NOS-1955-196...m4wl9A&vxp=mtr

Did you submit the M/T Poncho Hemi heads to NHRA as well?


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