project rebuild 350 help - The 1947 - Present Chevrolet & GMC Truck Message Board Network

blackdawg · 10-17-2010, 11:08 AM

i have torn down the engine.had to remove the main caps first and had marked them took the crank out.it was hard to pull the pistons first.pulled all the rod caps and pistons are marked from 1-8.the only thing that worries me is i might have them out of order.i started the front of the block facing me and went right piston the left piston.so one two and so on.can a machine shop determine the sequence.which rod came from which journal on the crank.i concered i might have them mixed up.

chevybuldr · 10-17-2010, 11:40 AM

Pistons are normaly numbered in order front to back. You got them all good.

Greg63 · 10-17-2010, 11:44 AM

On a GM 350 the Drivers side, from front to back, are 1, 3, 5, 7. Passenger side, from front to back, are 2, 4, 6, 8.
Greg

blackdawg · 10-17-2010, 04:05 PM

thanks guys that had me concerned

10-17-2010, 11:08 AM	#1
blackdawg Blackdawg Join Date: Aug 2010 Location: North Delta ,British Columbia Posts: 213	project rebuild 350 help i have torn down the engine.had to remove the main caps first and had marked them took the crank out.it was hard to pull the pistons first.pulled all the rod caps and pistons are marked from 1-8.the only thing that worries me is i might have them out of order.i started the front of the block facing me and went right piston the left piston.so one two and so on.can a machine shop determine the sequence.which rod came from which journal on the crank.i concered i might have them mixed up.

10-17-2010, 11:40 AM	#2
chevybuldr Registered User Join Date: Oct 2008 Location: Livermore ca Posts: 699	Re: project rebuild 350 help Pistons are normaly numbered in order front to back. You got them all good.

10-17-2010, 11:44 AM	#3
Greg63 Enjoy your truck Join Date: Oct 2007 Location: Newmarket, Ontario, Canada Posts: 1,066	Re: project rebuild 350 help On a GM 350 the Drivers side, from front to back, are 1, 3, 5, 7. Passenger side, from front to back, are 2, 4, 6, 8. Greg __________________ 1 Corinthians 10:13 1963 Chevrolet 1/2 ton 2010 Camaro SS/RS 2014 Jeep Grand Cherokee 2016 Jeep Cherokee

10-17-2010, 04:05 PM	#4
blackdawg Blackdawg Join Date: Aug 2010 Location: North Delta ,British Columbia Posts: 213	Re: project rebuild 350 help thanks guys that had me concerned



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