How do you adjust the valves on a 351 Cleveland?
How do you adjust the valves on a 351 Cleveland?
Valve-lash adjustment begins at cylinder number-1 with both valves just closed. Twirl the pushrod with your fingertips while slowly tightening the rocker adjustment until there is slight resistance. Slowly tighten the adjustment clockwise 1/4- to 1/2-turn. Lock the adjustment down.
What should the cam profile be on a Ford 351 Cleveland?
If you’re going to use stock cylinder heads, your cam profile need not be too aggressive. Opt for a cam profile that gives you good low- to mid-range torque. Torque doesn’t do you any good on the street when it happens at 6,000 rpm. Choose a cam profile that makes good torque between 2,500 and 4,500 rpm. Otherwise, you’re just wasting engine.
How does camshaft selection work with cylinder heads?
One thing to remember with camshaft selection is how the cam works with your engine’s cylinder heads. Take a close look at valve lift with a particular cylinder head and determine its effect.
How to adjust hydraulic lifter Pre Load Crane Cams?
Hand rotate the engine in its normal direction of rotation until both valves are closed. You are on the compression cycle for that cylinder. (At this position the valve springs are at their least amount of tension making the job a little easier to do.) Wait a few minutes, allowing the lifters to bleed down.
What’s the best way to adjust the valve on a 351W?
Wiggle the rocker arm to make sure it’s in its freest position. When the slack is taken up, give the adjusting nut another 3/4 turn.”
If you’re going to use stock cylinder heads, your cam profile need not be too aggressive. Opt for a cam profile that gives you good low- to mid-range torque. Torque doesn’t do you any good on the street when it happens at 6,000 rpm. Choose a cam profile that makes good torque between 2,500 and 4,500 rpm. Otherwise, you’re just wasting engine.
One thing to remember with camshaft selection is how the cam works with your engine’s cylinder heads. Take a close look at valve lift with a particular cylinder head and determine its effect.
What kind of valve does a Ford 351C 4V use?
The 351C 4V heads were also treated to a new set of stainless steel (intake and exhaust) SI valves, with the more-common single grove keeper to replace the factory multi-groove versions. The heads were also treated to a multi-angle valve job and surfacing (63-cc chambers) prior to installation
What kind of intake does a Ford 351CJ use?
To get things started, we equipped the 351CJ motor with a factory, cast-iron 4V intake. Since we lacked a factory Autolite carb, we installed a Holley 750 in its place. After a break-in, we ran the motor with the factory Cobra Jet cam, 4V intake and 1 7/8-inch Hooker Super Comp headers.
