454 mag piston dome cc's
#1
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454 mag piston dome cc's
Early 90's 454 mag pistons. Gm std. # 14097021. How many cc's is the dome. I have came across 13.8 cc & 18cc i dont know which one to trust. Trying to math up comp. ratio.
Thanks guys
Thanks guys
#2
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13.8 cc
8.8 compression
4.25 bore
4 stroke
119 cc head
.039 head gasket
4.280 gaskets bore dia
.020 piston to deck height
8.8 compression
4.25 bore
4 stroke
119 cc head
.039 head gasket
4.280 gaskets bore dia
.020 piston to deck height
Last edited by billy boats; 01-17-2016 at 01:53 PM.
#5
I cc'd the L2399nf sealed power piston at about 8cc. Multiple times. It is only a .095 dome with a big eyebrow.
The 088 heads cc'd at 121 cc.
My pistons were .025 in the hole.
I would measure rather than go by advertised numbers.
The 088 heads cc'd at 121 cc.
My pistons were .025 in the hole.
I would measure rather than go by advertised numbers.
#7