AST Rollcages V3 Weld-In 10-Point Roll Cage for BMW E46 Coupe - FIA Fiat Here are the main materials

Here are the main materials used :ARP 8740 (Chromoly) : the material with the best quality for the Retail EUR inc VAT" offering excellent performances for the majority of “racing” applications

Artec Dump Pipe SpecificationsManufactured by Artec in Australia this cast stainless steel dump pipe (also known as an outlet pipe or elbow) allows the highest flow of all the products available on the market for Mitsubishi 4G63T engines from Lancer Evolution IV (4) to IX (9)

If you do not use the two inlets you can block one of the two with a 9/16""x18 bung sold separately

ACL Race Rod Bearings Peugeot TU1JP TU3JP TU5J2 TU5J4 XU5J XU5JP Designed to withstand high RPM temperatures and load these high strength bearings are manufactured by ACL from 3 layers of hardened steel copper and nickel

Being totally open all the time the valve will discharge oil any time there is any drop in pressure without differentiating between a small insignificant drop and a big drop

AST Rollcages V3 Weld-In 10-Point Roll Cage for BMW E46 Coupe - FIA Fiat Here are the main materialsAST Roll Cages SpecificationsAttention : AST roll cages designed and built according to FIA Appendix J may not be approved depending on the year of preparation of your car. Indeed the safety requirements are often revised in Appendix J by the FIA. Check with your Federation Sporting Organisation for the minimum safety requirements specific to your vehicle version engine and type of event and or championship to be contested. AST roll cages have 4 to 10