Spark Arrestor, 17" S/S Muffler w/o Mount, 4" Discs Empi The flat top kit is

The flat top kit is for lower-compression builds

AA Lightweight Lifters Made from a one piece forging that's heat treated and ground to precision

Please check out the more common upgrades to improve and complete your long block

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Spark Arrestor, 17" S/S Muffler w/o Mount, 4" Discs Empi The flat top kit isSpark Arrestor, 17" S S Muffler w o Mount, 4" Discs Many off road areas now require some form of a spark arrestor to limit the chance of fires. We have a variety of spark arrestor assemblies to choose from. Spark Arrestor Discs Are Stackable Allowing Fine Tuning On Your Exhaust Flow For Maximum Horse Power And Torque. Removing Disc Will Increase Back Pressure, Adding Disc Will Reduce Back Pressure And Increase Flow And Noise.