Silvolite Hypereutectic Dish +.030\ over size Pistons & MOLY Rings compatible with 2004-2007 GM 5.3L LM7 L59 LM4 Engines (+.030 3.810\ Bore)
- Fits: All Harley-Davidson Shovelhead engines 1978-1984.
- 80 cubic inch (1340 cubic capacity) kit includes 7:1 compression ratio domed pistons, rings, circlips, chrome piston pins.
- Each Wiseco piston is designed with the proper installed clearance to produce the most power, least wear, and best seal at running temperature, for each application.
- Dedicated forgings are used for superior strength to weight ratio utilizing aerospace alloy with a dome designed for improved flame travel and detailed skirt shape and profiles for stability and smooth operation in the cylinder bore.
- Compared to cast pistons, forgings are tougher and more durable, and will stand up to the abuse that high performance motorsport applications require.