Americas debt | Feedback | Sitemap
Shovelhead oil line routing
It can be bolted in without modifying your heads. Here's a link to the placement. The HD Shovelhead motor went out of production in The J grind will give you better power with a smooth idle, and is just a little better than the stock H grind. An AB grind uses a longer duration exhaust to help your motor run a little cooler, and it gives a little more lift, which improves high RPM high end power somewhat.