Chriso: Yep and I'm old enough to remember "Gas Ported Pistons" that had tiny holes drilled down through the crown to behind the ring to achieve the same result :)
(I may even have my old Jig for drilling them here somewhere in the shed)
Practice practice practice!
Compare Ron's welds in Aluminium with mine!
While mine are structually sound and hold the 2 parts together Ron's are pure art!
Usually marks go Up Dave!
From JE>>
• Always install Pro Seal rings with indicator marks facing up
(Sportsman rings without indicator should be installed as
shown in fig. 3)
Yep that would work out ok!
You need to measure the block and head to determine exactly how much has been removed as 7M's being known for head gasket issues you can never be sure if it's been machined already.
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