We specialize in dirt oval racing parts, dirt racing chassis, restoring classic vehicles, and upgrade and customize new performance cars and trucks.
Karl Performance is "America's Most Unique High Performance Center". We truly are the only business in the country that offers so much to performance enthusiast. Inside our 66,000 square foot facility in Des Moines, Iowa, you'll find an amazing offering of parts and services. We have a full-service machine shop, upholstery shop, and body shop. We boast the areas only all wheel drive chassis dyno capable of handling 1500hp and 200mph! In addition, we have an engine dyno, two paint booths, and space dedicated to custom hot rod fabrication and original restoration. We supercharge and turbocharge late model vehicles and install performance and appearance upgrades. We're an authorized Lingenfelter Performance Engineering installation and service center...one of only a select few nationwide. At Karl Performance, you can find a large selection of wheels and tires for sports cars, trucks, and SUVs. Karl Performance builds show quality custom vehicles, but also services small repairs and everyday mechanical and electrical issues. Karl Performance has a rich tradition of servicing and supporting the local and national dirt oval racing community. We offer a complete line of racing parts, Victory Chassis, safety equipment, wheels, tires, fuel, engines, and technical support. Champions choose custom engines from Karl Performance and chassis from Victory Chassis. Bottom line...there's no job too big or too small for Karl Performance to handle. Let us show you what being part of the Karl family means for you.
We're here to talk about our classic 406 Street motor. We've got the old iron headed version and now we have the new al Car Performance introduces the new al Some of the upgraded features include the rotating assembly and the 400 block to include new scat rods and crank replacing the old OEM heads with new elderbrock 185cc intake runners 70cc al In addition we can perform a full dyno break in and tuning session topped off with a carburetor of choice, MSD distributor, Holley fuel p The iron head classic version made 358 horsepower and 458 foot pounds of torque with a max RPM of 5500. The peak range was around 4000 RPM where your power was with the new al It made 412 horsepower and 510 foot pounds of torque still with the max RPM of 5500 at range but all your power came in at around the same 4000 RPM so it's a very treatable package you still have vacu
