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Re: Trying to wrap my head around it...

Posted: April 23rd, 2011, 5:45 am
by Busey
6.125 rod length
1.948 1/2 of stroke length
1.353 KB piston pin offset
________________________
= 9.426 total piston height

9.453 average deck height
- 9.426 total piston height
_________________________
= .027 piston down in the hole before decking

Re: Trying to wrap my head around it...

Posted: April 23rd, 2011, 6:56 am
by jbxx
Worked for me
Jeep Strokers
Jeep - AMC 4.0L and 4.2L Stroker Enthusiasts

Static/Dynamic Compression Ratio Calculator
http://www.jeepstrokers.com/calculator



Your Data:
Cylinders: Cylinders 6
Bore: inches 3.905
Stroke: inches 3.895
Combustion Chamber: cc 58
Deck Clearance: inches 0.00
Gasket Thickness: inches .051
Gasket Bore: inches 4
Dome/Dish/Valve Relief: cc 21
Piston Ring Height: inches
Piston to Bore Clearance: inches
Connecting Rod Length: inches 6.123
Cam Intake Duration: degrees
Cam Lobe Separation Angle: degrees
Advance or Retard: degrees



Your Cam Selection: none
Manufacturer:
Model Number:



Your Calculated Results:
Cubic Inches: 279.89
Liters: 4.59
Static Compression Ratio: :1 9.54
Dynamic Compression Ratio: :1 1
Quench: .051
Intake Valve Closing Angle: -180

Re: Trying to wrap my head around it...

Posted: April 24th, 2011, 9:37 pm
by casual
I was using the other calculator....this one
http://www.editgrid.com/user/brewmenn/stroker