How much torque can a stock crankshaft handle?
Stock crankshafts are engineered to handle typical loads generated by a stock engine, say 250 to 350 hp in a small block V8, or up to 400 hp in a big block V8 with a redline of 5,000 to 5,500 rpm. But there is a limit on how much additional torque and rpms a stock crank can safely withstand if the engine is modified.
What kind of crankshaft is Ford 5.2 liter?
Per Ford’s press release, “Unlike traditional V-8 engines, the all-new 5.2 liter uses a flat-plane crankshaft more typically found in a Ferrari sports car or in a racing application.” Sounds mighty impressive, doesn’t it? But here’s the thing. My wife’s minivan has a flat-plane crank.
Why are crankshafts important to an engine builder?
Engine builders have to pay close attention to the condition of the crankshaft because it bears the brunt of the power produced by the engine. Crankshaft wear is a concern as the miles add up. Journals must be carefully inspected and measured for wear, out-of-roundness, taper, hour glass or barrel distortion.
Where can I get a good crankshaft for my car?
Stan Ray of Ohio Crankshaft Co, Greenville, OH, says his company only sells a big block Chevy crank with center counterweights because it’s more durable than cranks that lack the center counterweights.
Which is the best crankshaft on the market?
We offer a complete line of Small and Big-Block Chevy, Ford, Chrysler, Pontiac, Honda and many more in both I-Beam and H-Beam designs. SCAT Crankshafts proudly produces some of the finest crankshafts in the world. With thousands of race proven wins, we are certain that you will receive the highest quality components on the market.
What is the highest hp on a SBC nodular crankshaft?
If you use a non forged crank, get the lightest forged pistons good rods and have it balanced. I’d bet you’ll have main cap problems before crank problems. Id say 500 -550 should hold, just use quality parts with it. Light pistons and rods will help and a good balancer. Four bolt mains and studs might help also.
Which is the weakest part of a SBC crankshaft?
A crankshaft is only as strong as the install on it. USUALLY a broken crank is the result of either a piston or rod failure. History has shown that THEE weakest part in a SBC is the rods (and mainly the rod bolts).