Need help identifying piston
Thread Starter
Senior Member
Joined: Dec 1999
Posts: 770
Likes: 0
From: San Antonio, TX
Car: 86Z/92 RS Camaro
Engine: 357 vortec finished. need tuning
Transmission: Still works
Axle/Gears: need 3.73
Need help identifying piston
Need to find out the manufacturer to find out compression.
Here is the photo:
Here is the photo:
Last edited by 86z/92rs; Aug 15, 2004 at 12:03 AM.
Thread Starter
Senior Member
Joined: Dec 1999
Posts: 770
Likes: 0
From: San Antonio, TX
Car: 86Z/92 RS Camaro
Engine: 357 vortec finished. need tuning
Transmission: Still works
Axle/Gears: need 3.73
Link works for me but here is the numbers I have on the top of the piston:
423NP .040
04-022-04-A
423NP .040
04-022-04-A
Supreme Member
iTrader: (2)
Joined: May 2002
Posts: 4,449
Likes: 8
From: Everett, WA
Car: 87' IROC
Engine: L98
Transmission: T56
A quick google searched found these are federal mogul cast dish pistons, .040" overbore, .067" recess with 4 valve reliefs, $9.86 each, if you care to buy 2500 of those very pistons you can get them for $5 each, a rare bargin indeed.
John
John
Last edited by 87350IROC; Aug 15, 2004 at 11:14 PM.
Thread Starter
Senior Member
Joined: Dec 1999
Posts: 770
Likes: 0
From: San Antonio, TX
Car: 86Z/92 RS Camaro
Engine: 357 vortec finished. need tuning
Transmission: Still works
Axle/Gears: need 3.73
Appreicate your help in tracking the information.
Last edited by 86z/92rs; Aug 17, 2004 at 08:01 PM.
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