Chrysler stroker kits. To help you get a headstart on what's available, we list all our different kits and options below: Please help improve this article by adding citations to reliable sources. Stock valve covers 5. You want it, you got it! This increases power and torque dramatically. External coating of the 6. With spanking hermione upgraded driveshaft or axle assembly you can safely transfer the horsepower from your transmission to the tires. My Cart. All our engines come with our full one-year warranty which starts when you get it on the road NOT when you buy the engine.