TSP 233/239 with Dart 225c heads
#1
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TSP 233/239 with Dart 225c heads
will the dart 225 haeds make good power on my set up? im runing tsp 233-239 112 cam with 90/90, fully bolt ons, and a dry 150 shot..i make 417rwp and 371rwqt... how much will i gain? or whats a better head for my set up.. the car is not really a dd anymore
thanks
thanks
Last edited by ws6formula98; 03-26-2008 at 08:04 PM.
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The 225 dart is a nice choice. I ran the 205s for a while, but tell everyone to get the 225s. You do not seem to lose anything on the low side with the Dart 225s vs the Dart 205s.
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1. Fel-Pro 1161L and 1161R (4.100" bore, .053" thick, MLS)
2. GM 6.0L 12589227 (4.039" bore, .053" thick, MLS)
3. Cometic H1518SP1040S (4.100" bore, .040" thick, MLS)
Static Compression ratios with the above gaskets:
Assumptions:
a. Stock bore, stroke LS1
b. Pistons .007" ABOVE the deck
c. 62cc Dart combustion chambers
d. Flat top pistons (no valve reliefs)
1. 10.75:1, .046" quench
2. 10.8:1, .046" quench
3. 11.15:1, .033" quench