How long has Darkhorse Crankworks been making Harley Davidson engines?
We have over 40 years of experience remanufacturing Harley-Davidson® engines and are considered the motorcycle industry’s leading experts. Our proprietary bearing and engine case upgrades came from our passion to provide outstanding service to our Harley-Davidson dealers and performance shops throughout the world!
Why are twincam crankshafts used in Harley Davidsons?
We have remanufactured well over 10,000 TwinCam crankshafts – That is our sole testament to the value of our engineered Pro-Plug system. It provides integrity to the crankshaft as a whole to resist spreading of the wheels 180 degrees from TDC and does NOT allow the wheels to shift, something welding alone or ANY 5 piece crankshaft can not provide.
What kind of crankshaft does a Harley Davidson use?
Man O War Motor Products Engineered Rock Solid Foundation Darkhorse Crankworks, long regarded as producing the strongest foundations for all Harley-Davidson® performance engines, released our Man O’War® crankshaft that allows you to put even more HP to the road without concerns associate with OEM crankshafts in performance motor builds
We have over 40 years of experience remanufacturing Harley-Davidson® engines and are considered the motorcycle industry’s leading experts. Our proprietary bearing and engine case upgrades came from our passion to provide outstanding service to our Harley-Davidson dealers and performance shops throughout the world!
How does the Screamin Eagle 4.0 big bore engine work?
The unique Screamin’ Eagle ® 4.0″ big bore cylinders are engineered to slip into the engine cases without case machining or modification, so the engine stays in the chassis during the build.
What kind of bearing system does Darkhorse Crankworks use?
Our unique Milwaukee 8® & TwinCam® Timken bearing upgrade system is a cut above the competitions with our procedure to retain the right side bearing along with verifying main bearing bore alignment of < .001” in 1 placement in our CNC mills.
How much does a big bore twin cam kit cost?
Bolt-On Big Bore Kits – Only $530! Our most popular Twin Cam kits! For even more torque and power with your stock cylinders, let us bore them all the way to 3.938″, which gives either 98 or 107ci depending on the year of your bike. This is roughly an additional 3% on top of the standard overbore conversion described below.
What kind of cranks are used in a 5.7 Hemi Stroker?
These premium 4340 forged steel cranks are for use in the modern EFI Chrysler and Dodge 5.7, 6.1 and 6.4 Hemi engines. These cranks are the ones that we use in the majority of our 5.7 Hemi stroker kit rotating assemblies.
How big is a 5.7 Stroker stroker kit?
The kits on this page will provide the following total cubic inch displacements based on these cylinder bore sizes: 3.917 = 393.32 cubic inches. This size 5.7 stroker is often referred to as the modern 392 Hemi due to the popularity of the original Chrysler 392 Hemi name.
What are bore and stroke specs for Dodge Mopar 5.7 Hemi?
For Reference Stock Chrysler Dodge Mopar Modern Hemi bore and stroke specs as follows: 345 cid 5.7 L Hemi = 3.917 x 3.580 , 370 cid 6.1 L = 4.055 x 3.580 We recommend K1 Technologies 5.7 6.1 Hemi Rods and K1 Stroker cranks for use with these piston kits. The rod and crank info is listed below this piston chart.
Why are Dodge Hemi Stroker pistons so good?
The Bullet Series modern Dodge hemi stroker pistons were conceived as a high quality piston set available at a reasonable price. Exhaustive R&D, specifically designed forgings and centralized manufacturing allows CP to succeed at reaching their lofty goal of high quality at affordable prices.