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Mild Modifications / Harmonic balancer - SS350/300HP
« on: April 25, 2018, 12:28:08 AM »
I’m in the process of replacing my harmonic balancer because I thought it spun. This is a SS350/300 car. I bought a new 8 inch “stock” unit from Heartbeat City. After pulling the old one, I noticed it was a 6 3/4 balancer and appears to have been originally painted blue. The timing marks are not aligned. The old small balancer has the timing mark offset from the keyway which is wrong for my car. I had to find TDC and put a line on the balancer. The new larger balancer has the timing mark aligned with the keyway which is right for my car. The timing cover on the car is for a 6 3/4 balancer.
I thought all 350/300 were equipped with an 8 inch balancer? Will it be benificial to change the timing cover and use the 8 inch balancer? Safe to assume it won’t hurt anything?
I thought all 350/300 were equipped with an 8 inch balancer? Will it be benificial to change the timing cover and use the 8 inch balancer? Safe to assume it won’t hurt anything?