View Full Version : Dry sump question
hipower17
04-07-2018, 09:05 AM
putting a dry sump on a sbc 421, the drive pulley has a 28 tooth pulley this sounds to small for this engine size can someone give info if this needs changed?
bullittwrench
04-07-2018, 09:28 AM
My Bert has a 21 on the flywheel and 40 on the pump.
keeks
04-07-2018, 02:42 PM
I've always gone 1:2 ratio.
perfconn
04-07-2018, 05:02 PM
40 on the pump is the right pulley
hipower17
04-08-2018, 11:19 AM
thanks guys for the info
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