edelbrock thunder 650vs800 on sbc400
11-07-2015, 09:44 AM
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edelbrock thunder 650vs800 on sbc400
im looking at new carbs and have narrowed it down to the edelbrock thunder series 650 and 800cfm. I was looking for opinions on which one to choose the 650 or 800. My motor is a chevy 400sbc bored 30 over. Dart heads 10:1 compression edelbrock intake. thumpr cam 227/241 duration, .479/465 lift.
11-07-2015, 05:30 PM
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Engine: 350sbc
Transmission: TH700R4
Axle/Gears: 3.42
Re: edelbrock thunder 650vs800 on sbc400
I have a 800 cfm on my 408 and also a 750 on my 400
And they both work good. I would think a 650 is on the small side.
And they both work good. I would think a 650 is on the small side.
11-10-2015, 10:07 PM
#3
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Re: edelbrock thunder 650vs800 on sbc400
A hotted up 400 small block will take the bigger carb no problem. Vacuum secondary carbs are "self-sizing" to a great extent anyway. Almost impossible to over-carburate.
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