CLASS RACER FORUM - View Single Post

Run to Rund · 07-27-2023, 09:34 AM

Spring pressure and lifter diameter are factors as well. Stock lifters are good at 380 lb. open and .921" diameter. 500-550 lb. open are another story.

07-27-2023, 09:34 AM	#3
Run to Rund Senior Member Join Date: Sep 2007 Posts: 574 Likes: 6 Liked 44 Times in 22 Posts	Re: Flat tappet lifter failure Spring pressure and lifter diameter are factors as well. Stock lifters are good at 380 lb. open and .921" diameter. 500-550 lb. open are another story.