that looks like a good idea/plan. I might have to make one too.
From what I've read, you have to listen to where the air is coming from to tell if it is the valves or rings. Real scientific!!

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Michael Roth

1982 300TDT Wagon
1982 240D Euro!, 4spd manual-Parts car now, dead engine
88 Jeep Grand Wagoneer-fixing up for offroading
1989 Ford F150 (rust bucket) For Sale!
1953 Dodge B-4F, 1 1/2 ton Stake Bed (new restoration project)