Author Topic: 440 torque converter rpm range recommendation  (Read 2624 times)

Offline DocMel

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440 torque converter rpm range recommendation
« on: January 30, 2010 - 08:38:08 pm »
Its a 440, 800 cfm carb.  Stock 1968 heads
Headers, magna flow dual exh

Current cam specs are (ebrock perpfmer rpm 7194)
Hydraulic flat tappet
Basic Operating RPM Range  1,500-6,500
Intake Duration at 050 inch Lift  238
Exhaust Duration at 050 inch Lift  246
Duration at 050 inch Lift  238 int./246 exh.
Advertised Intake Duration  300
Advertised Exhaust Duration  308
Advertised Duration  300 int./308 exh.
Intake Valve Lift with Factory Rocker Arm Ratio  0.480 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio  0.495 in.
Valve Lift with Factory Rocker Arm Ratio  0.480 int./0.495 exh. lift
Lobe Separation (degrees)  110

I'm a daily driver guy, but like to hit it at times.
So based on the above, what RPM range tourque converter do you recommend?




Offline 71chally416

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Re: 440 torque converter rpm range recommendation
« Reply #1 on: January 30, 2010 - 08:41:45 pm »
I'd use the small diameter stock vert every time with a mild combo.  :2thumbs:
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Offline Chryco Psycho

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Re: 440 torque converter rpm range recommendation
« Reply #2 on: January 31, 2010 - 09:06:02 pm »
not sure what intake you are using , but if the cam starts to work at 1500 & would looking at a 2000-2200 stall

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Offline djwhog

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Re: 440 torque converter rpm range recommendation
« Reply #3 on: April 17, 2010 - 11:22:25 pm »
I too was going to say in the 2000-2500 range and with the torque a tight convertor.

Stall is only 1 factor, they can be built loose, med and tight..


PS maybe I missed it, what gears in the back?