Need to correct myself here. I misread the cam specs. The duration was 276
in 1966-1967 and 284 after that.

"c" > wrote in message
...
>I guess that means that any car that has a 426 Street Hemi in it isn't
>considered a musclecar.
>
> http://www.426-hemi.com/hemi/info/tech/426/specs.htm
>
> Just a "little" 276/284 split duration cam in those grandma engines that
> had 2 4 barrel carbs from the factory. Also the 340/440 6-pack engines if
> those rich old grannies couldn't afford the hemi in their new car back
> then. And to think my whole life I though most grandmas would have enough
> power with 425 HP rated engine that actually made closer to 500 HP when
> you wound them a little higher. Those darn grannies!!!
>
> Chris
>
> "L.W.(Bill) Hughes III" > wrote in message
> ...
>> You need a cam of at least 270 degrees, like AMC use in the sixties
>> to be able to use a four barrel:
>> http://www.compcams.com/technical/Ca...6-07/16-19.pdf Stock muscle
>> cars used 300 degrees of duration.
>> God Bless America, Bill O|||||||O
>> http://www.billhughes.com/
>>
>> Dave Milne wrote:
>>>
>>> Any idea if the Edelbrock 600cfm 1405 Performer + Edelbrock 2131
>>> manifold
>>> will require a metering or jet change on a stock 360 '91 Grand Wagoneer
>>> ?
>>>
>>> Dave Milne, Scotland
>>> '91 Grand Wagoneer, '99 TJ
>
>