Yank the muffler off and take a photo of the port with the piston in a few different positions to start with

That should give us an idea of whether it really needs a piston and rings

Entire Thread
Subject	Posted By	Posted
back firing when stating	Dean Mitropoulos	06/03/22 02:32 AM
Re: back firing when stating	Tyler	06/03/22 04:51 AM
Re: back firing when stating	NormK	06/03/22 08:06 AM
Re: back firing when stating	Dean Mitropoulos	06/03/22 09:08 AM
Re: back firing when stating	NormK	06/03/22 09:15 AM
Re: back firing when stating	Dean Mitropoulos	06/03/22 09:53 AM
Re: back firing when stating	NormK	06/03/22 10:51 AM
Re: back firing when stating	Tyler	06/03/22 11:45 AM
Re: back firing when stating	Ironbark	06/03/22 02:59 PM
Re: back firing when stating	Dean Mitropoulos	07/03/22 01:19 AM
Re: back firing when stating	NormK	07/03/22 01:26 AM
Re: back firing when stating	thecarbymaster	08/03/22 12:25 PM
Re: back firing when stating	Ironbark	09/03/22 05:15 AM
Re: back firing when stating	Dean Mitropoulos	09/03/22 09:42 AM
Re: back firing when stating	NormK	09/03/22 10:48 AM
Re: back firing when stating	pau13z	09/03/22 12:21 PM
Re: back firing when stating	Dean Mitropoulos	10/03/22 07:26 AM
Re: back firing when stating	Dean Mitropoulos	10/03/22 07:31 AM
Re: back firing when stating	Tyler	10/03/22 08:01 AM
Re: back firing when stating	maxwestern	10/03/22 08:17 AM
Re: back firing when stating	Dean Mitropoulos	10/03/22 08:50 AM
Re: back firing when stating	NormK	10/03/22 09:05 AM
Re: back firing when stating	maxwestern	10/03/22 09:30 AM
Re: back firing when stating	Dean Mitropoulos	10/03/22 09:33 AM
Re: back firing when stating	maxwestern	10/03/22 11:03 AM
Re: back firing when stating	Dean Mitropoulos	10/03/22 10:25 PM
Re: back firing when stating	thecarbymaster	11/03/22 11:07 PM
Re: back firing when stating	maxwestern	10/03/22 10:47 PM
Re: back firing when stating	Dean Mitropoulos	10/03/22 11:12 PM
Re: back firing when stating	NormK	10/03/22 11:40 PM
Re: back firing when stating	Dean Mitropoulos	11/03/22 02:42 AM
Re: back firing when stating	Mowerfreak	11/03/22 01:28 AM
Re: back firing when stating	Mowerfreak	11/03/22 04:31 AM
Re: back firing when stating	Dean Mitropoulos	11/03/22 07:16 AM
Re: back firing when stating	NormK	11/03/22 07:29 AM
Re: back firing when stating	Dean Mitropoulos	11/03/22 09:06 PM
Re: back firing when stating	Dean Mitropoulos	12/03/22 11:56 AM
Re: back firing when stating	maxwestern	12/03/22 10:33 PM
Re: back firing when stating	NormK	12/03/22 10:28 PM
Re: back firing when stating	Mowerfreak	13/03/22 12:36 AM
Re: back firing when stating	NormK	13/03/22 01:08 AM
Re: back firing when stating	Mowerfreak	13/03/22 06:38 AM
Re: back firing when stating	NormK	13/03/22 06:39 AM
Re: back firing when stating	maxwestern	13/03/22 10:27 AM
Re: back firing when stating	Mowerfreak	13/03/22 11:11 AM
Re: back firing when stating	Dean Mitropoulos	14/03/22 12:28 AM
Re: back firing when stating	NormK	14/03/22 01:24 AM
Re: back firing when stating	Dean Mitropoulos	15/03/22 06:17 AM
Re: back firing when stating	Dean Mitropoulos	15/03/22 06:19 AM
Re: back firing when stating	Dean Mitropoulos	27/03/22 08:19 AM
Re: back firing when stating	maxwestern	27/03/22 08:36 AM
Re: back firing when stating	Dean Mitropoulos	27/03/22 10:30 AM
Re: back firing when stating	NormK	27/03/22 10:04 PM
Re: back firing when stating	Dean Mitropoulos	28/03/22 06:24 AM
Re: back firing when stating	NormK	28/03/22 06:27 AM
Re: back firing when stating	Dean Mitropoulos	28/03/22 06:49 AM
Re: back firing when stating	NormK	28/03/22 07:51 AM
Re: back firing when stating	Dean Mitropoulos	28/03/22 08:00 AM
Re: back firing when stating	Dean Mitropoulos	28/03/22 08:05 AM
Re: back firing when stating	NormK	28/03/22 08:58 AM
Re: back firing when stating	Dean Mitropoulos	28/03/22 09:15 AM
Re: back firing when stating	NormK	28/03/22 09:31 AM
Re: back firing when stating	Dean Mitropoulos	28/03/22 09:56 AM
Re: back firing when stating	NormK	28/03/22 10:20 AM
Re: back firing when stating	Dean Mitropoulos	29/03/22 06:58 AM
Re: back firing when stating	NormK	29/03/22 08:04 AM
Re: back firing when stating	AVB	29/03/22 12:30 PM
Re: back firing when stating	NormK	29/03/22 09:22 PM
Re: back firing when stating	Dean Mitropoulos	30/03/22 06:10 AM

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