Chevy 454, V-8

454

Part
Number
IC9918
Compression Ratios

119cc
-
12.3:1

Quick Reference CR

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This ratio is calculated using a .030 oversize only.



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OC Solid Dome
Effective Head Volume: -41cc
Ring Packs

2-5/64
1-3/16

Ring Sets

4250AM8



Pin Number

990x224K


Lock Ring

98



SPECIFICATIONS
Bore:4.25 Rod Length:6.135 Pin Diameter:0.99
Stroke:4.000 Comp. Ht:1.645 Sizes:STD
.030
.040
.060
.070
.100
Minimum Clearance: Click Here To View
SPECIAL CLEARANCE REQUIREMENTS 		 Crank-to-Deck Clearance:9.8 Weight
Piston / Pin:		723 / 141
NOTES
.500" open chamber solid dome, designed for OE 119cc head. Ring pt. no. 4250AM8. Kit no. IC9918KTM. Optioal ductile ring set 4250AD8.


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