WebFrom: $ 1,095.00. Intake Port Volume: 281cc. Exhaust Port Volume: 98cc. Our 281CC LS3 / L92 / L99 / LSA head was developed specifically for the stock displacement LS engine to deliver improved cylinder fill in the lower RPM ranges while adding substantial airflow increase in the upper Ranges as well. Our testing has shown over 30 hp increase ... WebMar 1, 2011 · 5 Axis CNC machined for the best in consistency and flow! In our quest for power superiority, OE heads are flow tested on a Superflow SF-600 flow bench at 28” of water to determine base line flow numbers. After the initial flow test the heads were ported by hand to develop a working port shape and volume.
Chevy LS3 Cylinder Head Assembly: GM Performance Motor
WebAug 8, 2024 · Now, the untouched Empi GTV heads is an improved version of the popular Autolinea GO3. The GO3 was actually an nice cheap option for mild to medium tune engine for people that knew how to massage the heads to get the potential out of them. I sometimes get a set of Empi heads from people that want them detailed. WebNov 17, 2009 · DICPLINE YOUR DISSAPPOINTMENT. Joined Feb 12, 2009. 1,549 Posts. #7 · Nov 12, 2009 (Edited) Numbers in sig, recently made over 700whp a few weeks ago, and have been over 600whp since April. I have ARP head and main studs w/ cometic gaskets on a LS2 block and 243's @ 15lbs and meth w/ only 12* of timing all the way up. chingford banks
Massive PORTWERKS Duratec ULTIMATE Cylinder Head finally available …
WebProduct Description: All Precision Race Components (PRC) cylinder heads come fully CNC-ported and machined using state-of-the-art technology. PRC's stage LS3 and L92 Cylinder … WebMay 26, 2024 · Designed as a bolt on cylinder head with minimal change to pushrod length; TSP .660 Spring Kit w/ PAC Valve Springs & Titanium Retainers; 59cc CNC Machined … WebSep 22, 2011 · What needs to happin to your heads is #1 The valves need to be opened up as I stated before. #2 your corected compression needs to be broght up from 8.8:1 to 9.2:1 (california crap gas) or possiblly a little higher if you have 93 octane. If … chingford bbc weather