383/388 Chevy stroker

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(Parts stack height)
(Stroke/rod/piston combos)
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Some builders prefer not to use a 6" rod, the thinking being because the wrist pin intrudes into the oil ring groove- meaning pinned rings or support rails must be used to allow the oil control ring package to do its job- isn't worth the possible advantages from a higher rod/stroke ratio and/or lighter pistons, etc. However, Ross offers a 383 stroker piston with a 1.120" compression height that doesn't require rail supports.  
 
Some builders prefer not to use a 6" rod, the thinking being because the wrist pin intrudes into the oil ring groove- meaning pinned rings or support rails must be used to allow the oil control ring package to do its job- isn't worth the possible advantages from a higher rod/stroke ratio and/or lighter pistons, etc. However, Ross offers a 383 stroker piston with a 1.120" compression height that doesn't require rail supports.  
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If that option does not appeal to you, you can use the 3.80" stroke crank as mentioned above, use a 5.7" stroker clearanced rod and a Sealed Power H859CP Piston which has a compression height of 1.425". The stack out will be crank 1/2 stroke 1.9", connecting rod 5.7", Piston 1.425". This will give a stack out of 9.025". This will be dead zero deck height on a standard 350 block. For quench area a thicker head gasket will have to be used such as a FlePro 0.71 MLS.
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Yet another option, although one of the least popular, is to use the stock SBC 400 rod with a 350 SBC piston. The stack of parts looks like: 1.875" + 5.565" + 1.56 = 9.00". The main complaint about using this combo is the rod length.    
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Yet another option, although one of the least popular, is to use the stock SBC 400 rod with a 350 SBC piston. The stack of parts looks like: 1.875" + 5.565" + 1.56 = 9.00". The main complaint about using this combo is the rod length.
  
 
==Clearances==
 
==Clearances==

Revision as of 13:36, 10 November 2019

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