http://www.bdaengines.com/ WebSep 22, 2009 · From 74-89 there were a couple different D and round port castings. 89-95 were the first dual spark plug years and the end of the 2.3L. The 2.5 was the last Lima and had the last head casting which was an improvement over the first DP head, but not necessarily better than previous 4 plug heads. The biggest deal was the smaller valve …
Cosworth YB Cylinder Head and Block - Co-ordSport
WebThe ultimate Racing Cylinder Head for Aircooled VW Racing Engines! Built from the ground up for the most power possible. Cosworth Oval Intake Ports, Fully Machined Chambers, Reshaped exhaust port, TONS of … WebCNC Ported Big Valve Cylinder Heads. Our top line cylinder head set for big turbo applications making over 500whp. We start with new factory castings which are ported on a 5-axis CNC mill. Port design is a culmination of 20 years of Subaru tuning experience and is intended to provide an excellent balance between low/mid-range driveability and ... covington dekalb technical college
What are our 2.3 Head options? Ford Mustang Forum
WebTo further increase performance, the Cosworth TGV delete's are port matched to our CNC cylinder heads and intake manifold. This product is a direct fit for the 07+ Subaru STI due to the top feed injector design and due to a revision to the upper bolt pattern of the TGV, specifically moving the center two M6 holes. WebEmploying 50+ people, Cosworth Inc is a small and effective group of multi tasked employees eager to add performance & prestige to the world of performance engines. The Cosworth facility comprises of: -Two climate & air pressure controlled test rig rooms. -Environmentally friendly cleaning room with aqua-based cleaning processes and machines. WebRS500 - (2WD casting – turbo damper bracket) Typical use – RS500 Race Engines. Valve seats for STD YB valves 35mm IN & 31mm EX. Valve guides 7mm IN & 8mm EX. Inner port sizes - 27mm IN & 25.5mm EX. Valve spring platform machined for longer valve spring. covington dental associates llc