These engines feature the S&S Super Stock ignition system Your choice of natural aluminum, black powder coat or polished finish The S&S 113 in, 4 in bore engines have been on the scene for about 5 years and have many features that riders and builders really like.

The 113 in is actually shorter than a stock Evolution engine by about 0.

050 in, which makes it easy to fit into any stock 1984-1999 frame.

Engine life and dependability are better than you might expect from an engine this large Some standard features of the 113 in that make it a good choice are: chrome-plated, die cast rocker covers, S&S roller rocker arms, S&S electric compression releases, S&S High Volume High Pressure (HVHP) oil pump and an S&S Super G carburetor The 113 outperforms many other engines of higher displacement because it has the advantage of 45 years of S&S experience behind it.

That's what that Proven Performance thing is all about 3-year manufacturer's warranty due to the Super Stock ignition system This product can be used with Model Part# Harley-Davidson Evolution 84-99 113EHD-1 Harley-Davidson Evolution 84-99 113EHD-2 Harley-Davidson Evolution 84-99 113EHD-3