Ford's been full-send on overhead-cam V8s since the mod motor launched way back in 1990. Now, all of a sudden, they're going back to pushrods in their latest great big 7.3L engine. So what's the difference, and why pick pushrods over ocks and docks? And what does that even mean? Every engine...

Recently did a carb conversion on my 91 5.0. I figured it would be a good time to put new lifters and pushrods in. When I finished up the motor, and fired it up- the lifters and or rockers were clattering. I thought that maybe the lifters had to prime. After about 5-10 minutes shut the car off...

Hey, pretty sure this is correct but want to get some recommendations, ive read that you can use stock hardware with Performer 60379 heads. Just want to make sure as I will be ordering a set of high performance push rods.

I recently bought some GT40P heads without pushrods off Ebay and I bought new hardened pushrods for them also. How do I install them? If I understand it right, I need to check piston to valve clearance. Do I need to crank it over until each piston raises and tighten down individually? If so...

Hey guys, I am in the process of building a 306 engine for my mustang. I purchased the short block brand new on ebay with a one year warranty for $1,300, and it is supposed to make 440 hp. I have a trick flow tfs-51402000 cam with a duration of 283/291 and a lift of .499/.510. My question is...

What am I looking for when i go to check for push rod size? Clearences and what not. Ha overall how to use this thing. 1.6 rollers btw.

I have a 1970 302 block with a 1985 rotating assembly and cylinder heads. We were trying to lash the valves but I cannot get the rockers tight enough so that the pushrods stop moving. The hydraulic lifters always seem to bleed out and then give it enough room to spin the pushrods again. The...