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Help with DCR and head choice

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Old 12-09-2006, 09:12 AM
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Default Help with DCR and head choice

Presently running a stock 2002 LS1 block and heads with MTI X1 cam. Specs 230 227 .591 .571 112LSA.

Run 93 octane what DCR would be optimal?
Old 12-09-2006, 06:41 PM
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Old 12-09-2006, 10:35 PM
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I basing this off of a +4 advance so 112lsa 108 icl

Ivc 43.0 * @.050 / 67.5* @ .006

67cc stock 241 / .055 Headgasket / scr 10.23:1 dcr 7.97:1
.040 Headgasket scr 10.61:1 dcr 8.26:1

64cc / .040 Headgasket / scr 11.02:1 dcr 8.57:1
63cc / same / scr 11.16:1 / dcr 8.68:1
62cc / same/ scr 11.31:1 / dcr 8.79:1
Old 12-09-2006, 11:01 PM
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Thank you, so maybe some TSP 5.3 Stage 2.5 heads with a .040 gasket set? Would that be too much?

Last edited by blazeone; 12-10-2006 at 09:14 AM.
Old 12-10-2006, 10:21 PM
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From their head / cam packages list it seems those heads would clear that cam . I seen a ms3 in the list . Give TSP a call and find out for certain .




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