We offer several sizes of performance air cooled VW engines. These engines are commonly used for sand rails and Dune Buggy's that utilize the VW-based air cooled engine. These particular motors are all for performance related cars. All of our engines are built in-house in our Tucson facility. We can put together a single port or dual port 1641cc motor, 1776cc Dual port long block engine, 1776cc dual port high performance long block engine, 1835cc dual port long block engine, 1835cc dual port high performance long block engine and 1915cc dual port long block along with the 1915cc dual port high performance long block engine. All of these engines can be custom made to what you are looking for. If you have any questions, please give us a call at 1-800-955-9795.