Chevy 427, V-8

427

Part
Number
IC784
Compression Ratios

90-9.7
108-8.4
119-7.7

Quick Reference CR

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This ratio is calculated using a .030 oversize only.



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Flat Top
Effective Head Volume: 3.0cc
Ring Packs

2-1/16
1-3/16

Pin Number

990x300K


Lock Ring

PRG110-3



SPECIFICATIONS
Bore:4.25 Rod Length:6.385 Pin Diameter:0.9898
Stroke:3.760 Comp. Ht:1.52 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:		582 / 141
NOTES
Centered pin. Ring set pt. no. 4250BD8. Kit no. IC784KTD.


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