This is for car engines, but idea is the same

https://help.summitracing.com/app/answers/detail/a_id/4706/~/advancing-%2F-retarding-a-camshaft

I would guess advanced 1 tooth

Now that would explain things and actually be useful too for later mods.

Entire Thread
Subject	Posted By	Posted
Briggs HP	Tyler	28/10/20 05:14 AM
Re: Briggs HP	GregR	28/10/20 06:40 AM
Re: Briggs HP	Tyler	28/10/20 10:58 AM
Re: Briggs HP	bigted	28/10/20 02:58 PM
Re: Briggs HP	Mowerfreak	28/10/20 04:48 PM
Re: Briggs HP	AVB	28/10/20 05:48 PM
Re: Briggs HP	nath	28/10/20 08:34 PM
Re: Briggs HP	AVB	28/10/20 10:13 PM
Re: Briggs HP	Mowerfreak	29/10/20 12:21 AM
Re: Briggs HP	GregR	29/10/20 06:20 AM
Re: Briggs HP	AVB	29/10/20 11:38 AM
Re: Briggs HP	Tyler	29/10/20 01:32 PM
Re: Briggs HP	GregR	04/12/20 09:11 PM
Re: Briggs HP	AVB	05/12/20 02:21 PM
Re: Briggs HP	Mowerfreak	06/12/20 04:38 AM
Re: Briggs HP	AVB	06/12/20 02:49 PM
Re: Briggs HP	Tyler	07/12/20 12:50 AM
Re: Briggs HP	AVB	08/12/20 03:12 PM
Re: Briggs HP	GregR	10/12/20 04:47 AM
Re: Briggs HP	Mowerfreak	08/12/20 10:37 AM
Re: Briggs HP	Tyler	08/12/20 03:06 PM
Re: Briggs HP	Mowerfreak	09/12/20 12:40 AM
Re: Briggs HP	Tyler	09/12/20 03:54 AM
Re: Briggs HP	Mowerfreak	09/12/20 08:13 AM
Re: Briggs HP	GregR	09/12/20 10:38 PM
Re: Briggs HP	Mowerfreak	10/12/20 01:01 AM
Re: Briggs HP	GregR	10/12/20 03:35 AM
Re: Briggs HP	Mowerfreak	10/12/20 05:53 AM
Re: Briggs HP	GregR	10/12/20 07:30 AM
Re: Briggs HP	Mowerfreak	10/12/20 07:58 AM

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