Reproduction Parts for 1916-1964 Chevrolet Passenger Cars & 1918-1987 Chevrolet & GMC Trucks

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VCCA Home Forums TECHNICAL - 1945 AND EARLIER 1916-1922 - Model 490 Pushrod adjustment

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Pushrod adjustment #474407 09/20/22 01:29 PM
Joined: Sep 2016 Posts: 311 Ohio USA RonPenn OP Backyard Mechanic
OP RonPenn Backyard Mechanic Joined: Sep 2016 Posts: 311 Ohio USA	I have some very noisey lifter noise on my 1916 490. Im thinking they need adjusted. What is the procedure to adjust them? Looks like the adjustment is at the bottom of the pushrod. 1932 4 door Special Sedan 1916 490 Touring

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Re: Pushrod adjustment RonPenn #474473 09/21/22 06:31 PM
Joined: Aug 2016 Posts: 10 Mint Hill, North Carolina sc4ninety Grease Monkey
sc4ninety Grease Monkey Joined: Aug 2016 Posts: 10 Mint Hill, North Carolina	For valve adjustment, the Chevrolet Repair Manual describes the clearance for the intake valves is about .006 inch and exhaust valves about .008 inch. The adjustment is at the bottom of the pushrod.

Re: Pushrod adjustment RonPenn #474519 09/23/22 09:27 AM
Joined: Sep 2016 Posts: 311 Ohio USA RonPenn OP Backyard Mechanic
OP RonPenn Backyard Mechanic Joined: Sep 2016 Posts: 311 Ohio USA	Thanks for the info. 1932 4 door Special Sedan 1916 490 Touring

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