View Single Post
Steve@Rennsport Steve@Rennsport is offline
Registered User
Join Date: Jul 2001
Location: Portland Oregon
Posts: 7,000

These engines have 4-valve heads that can flow a LOT more than the average air-cooled 2-valve heads can and through a much wider range of valve lifts.

Add high-compression, VVT, and variable geometry intake systems and you can achieve 100 HP/litre and still remain drivable and smog legal.
Steve Weiner
Rennsport Systems
Portland Oregon
(503) 244-0990
Old 03-03-2006, 08:43 PM
  Pelican Parts Catalog | Tech Articles | Promos & Specials    Reply With Quote #2 (permalink)