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Jim Brierley · 09-20-2020, 01:36 PM

Miff, I don't know but I think only about 30*. Winfield, and maybe others (?) made replacement dist. cams to get more dwell out of the original system. Modern 4 cyl. engines have 40-45* dwell.

09-20-2020, 01:36 PM	#14
Jim Brierley Senior Member Join Date: Jun 2010 Location: Temecula, CA Posts: 4,085	Re: Purpose of dual points? Miff, I don't know but I think only about 30. Winfield, and maybe others (?) made replacement dist. cams to get more dwell out of the original system. Modern 4 cyl. engines have 40-45 dwell.