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Lapping questions!

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Old 07-19-12, 05:25 PM
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Lapping questions!

So I finally took apart my rx7 t2 motor s4 and found that my front/center/and rear irons had pretty good sizes scuff marks on them. OUCH! I don't have any measuring equipment. So here are a few picks, and the deepest scuff is about 1-1.2 business card deep. Are this still Lappable?










Old 07-22-12, 11:01 AM
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They are lappable.

But really, at the minimum you need a straight edge and a set of feeler gauges.

This wear is pretty normal for a high mileage engine.
Old 07-23-12, 12:54 AM
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You should show the pics of the front gear -- we needed to smack the front of the e-shaft with the sledge to remove it. o_O
Old 07-23-12, 11:01 AM
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Originally Posted by Aaron Cake
They are lappable.

But really, at the minimum you need a straight edge and a set of feeler gauges.

This wear is pretty normal for a high mileage engine.
I'll look into that maybe tonight if i have time. Thanks.
Old 07-23-12, 11:04 AM
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Originally Posted by Howru
You should show the pics of the front gear -- we needed to smack the front of the e-shaft with the sledge to remove it. o_O
Yeah I almost forgot about that, Ill dig in inside the parts box to find it, and hopefully post a few pictures of the front gear tonight. You better come here on thursday chris lol.
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