Cometic, EST motor gasket kit. 3-7/8" Big Bore - 99-05 Dyna; 00-06 Softail; 99-06 FLT/Touring(NU) with 1550cc/95" Big Bore kit 578303 Replace the stock rubber floorboard

Replace the stock rubber floorboard pads

for 22-18 gauge (0

5" wide x 9

Louvered core for maximum performance and an aggressive tone

ATVs & snowmobiles

Cometic, EST motor gasket kit. 3-7/8" Big Bore - 99-05 Dyna; 00-06 Softail; 99-06 FLT/Touring(NU) with 1550cc/95" Big Bore kit 578303 Replace the stock rubber floorboardThis EST (Extreme Sealing Technology) gasket set is complete with all gaskets, seals and o rings that are used on this model, including primary gaskets. It's the easy way to do a complete overhaul and have all gaskets that are necessary in one package to reassemble the engine. This EST gasket set contains MLS (Multi Layer Steel) . 040" thick head gaskets which eliminates the use of dowel pin o rings. Base gaskets are SLS (Single Layer Steel) . 010"