Use old pushrods?
Use old pushrods?
I'm installing some Comp Cam Magnum 1.5 roller tip rockers on my '85 L69... Is it ok to use the old pushrods? I can't visualy see anything wrong with them. The instructions recommend new ones. The engine only has 65k on it..
Thanks
Thanks
Supreme Member
Joined: Nov 2001
Posts: 1,526
Likes: 0
From: Cleveland, OH
Car: '87 Camaro LT
Engine: 355 L98
Transmission: T56
if the cam is high lift and your springs are high pressure it might cause the rods to bend which is what i think happened on my engine. i then got hardened chromoly ones from summit for $90 but they're not in yet. to check if your old ones are ok, roll each one on a piece of glass and look for wiggling.
Supreme Member
Joined: Jul 1999
Posts: 18,457
Likes: 16
From: Loveland, OH, US
Car: 4
Engine: 6
Transmission: 5
How much risk of failure are you willing to tolerate? Is it worth it to you to chance taking the motor back apart to replace them if they wipe out at the rocker arm end?
I'd use new ones if it were my engine.
I'd use new ones if it were my engine.
Supreme Member
Joined: Jan 2001
Posts: 1,108
Likes: 0
From: Kalamazoo,Mi,USA
Car: 84 Z28
Engine: L69: cam and porting
Transmission: T5, 3.73 rear
with stock stuff like that they should be fine. mine bent when i installed my cam with stiff springs. I guess it's up to you, it's just a margin of safety. Personally, i'd keep the old ones with a stock cam and springs.
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