Need someone to crosscheck me
08-31-2009, 05:23 PM
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Need someone to crosscheck me Ok So i have my heads and Cam, here is the thing. I have LS6 Ported heads the valves are stock LS6, the springs are the Comp 977's. The Cam im putting in is as follows:
Duration@ .050 236/242 .601/.610 on 114. Will this all work?? Im not sure if these springs can support the cam?
Duration@ .050 236/242 .601/.610 on 114. Will this all work?? Im not sure if these springs can support the cam?
08-31-2009, 05:25 PM
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Ok So i have my heads and Cam, here is the thing. I have LS6 Ported heads the valves are stock LS6, the springs are the Comp 977's. The Cam im putting in is as follows:
Duration@ .050 236/242 .601/.610 on 114. Will this all work?? Im not sure if these springs can support the cam?
Duration@ .050 236/242 .601/.610 on 114. Will this all work?? Im not sure if these springs can support the cam?
08-31-2009, 05:36 PM
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Bought the heads with the springs already installed. Kinda Stuck with them. Can i expect floating Valves above 6300?
Last edited by 1313of1600; 08-31-2009 at 05:43 PM.
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08-31-2009, 05:51 PM
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1.800-.602= 1.198 
.003 clearance
1.800-.610= 1.190 -.005 clearance (binding)
1.850-.602= 1.248
.053 clearance
1.850-.610= 1.240 .045 clearance (tight)
.050 is recommended coil bind clearance per manuf.
.003 clearance1.800-.610= 1.190
-.005 clearance (binding)1.850-.602= 1.248
.053 clearance1.850-.610= 1.240
.045 clearance (tight).050 is recommended coil bind clearance per manuf.
08-31-2009, 09:33 PM
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Ok so do i measure from where the machining is to the top? Where are the 2 points im measuring from???
What options do i have if i end up having to switch springs with the heads already machined??
What options do i have if i end up having to switch springs with the heads already machined??
09-01-2009, 11:20 AM
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Change the whole set- up to what now that the heads have been machined what are my options for springs?? I measured from the base where the machining was cut down to, too the top of the spring its-self. That came out to 1.800 on the botton.