RE: Fw: LONG RAM MANIFOLDS

[Rich Kinsley <rlkinsley@xxxxxxxxx>]

There ya go. I do remember the long rams seemed to be in the big cars. I 
wonder if we can find info on Norm Thatcher on the net? I know he set 
many Bonneville records with his Mopars. Plymouth as I recall? 
Rich Kinsley
=====================================================================
spigot2039@xxxxxxxxxxx wrote:
> 
> From the book  "Chrysler, Dodge, Plymouth Muscle" By Tony Young:
> 
> There were 2 versions: long ram and short ram. They look identical but 
> have internal difference:
> 
> --> long ram (D-500 Ram Induction): passage wall ran from plenum chamber 
> below carb to cylinder head surface for maximum torque; tuned to lower 
> rpm; came on passenger cars
> 
> --> short ram passage went 10 1/2 inches from the cylinder head surface; 
> tuned to higher rpms (circle track / drags); available through parts 
> counter
> 
> D-500 383 long ram: 330 hp @ 4,800 rpm & 460 ft lbs torque at 2,800 rpm
> D-500 383 short ram: 340 hp @ 5,000 rpm & 440 ft lbs torque at 2,800 rpm
> 
> Using short ram manifolds, 282 degree solid cam, etc. a (1961?) Dodge 
> D-500 went 134.12 on the El Marage lake bed -- Hot Rod Magazine test
>  
> Thanks,
> Gary H.



Rich Kinsley '64 Dodge Polara 4dr 318poly w/goodies


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