Ls 853 heads specs

2019-11-18 14:10

The larger, 4. 00inch bore of the LS2 enables it to use LS1LS6 heads, as well as L92style heads (including LS3, LS9 and LSA engines). The 6. 2L engines (LS3, L92, etc. ) can use any head except for the LS7 and C5R, while the 7. 0L LS7 and C5R blocks can use any LSseries head.LS2 blocks can use LS1, LS6 or LS2 heads, as well as L92style heads, which includes LS3 and LS9 heads. LS3 and LS9 blocks can use LS1, LS6, LS2, LS3 ls 853 heads specs

General Motors produced seven versions of the LS engine, most of them with different heads. You can identify which head you have by looking at the threedigit stamping next to the valve cover; for example, the LS1 used head castings 339 and 806 through 1998, and 853 and 241 from 1999 through 2004.

The LS7 cylinder heads feature CNCmachined combustion chambers, intake and exhaust ports. All other heads feature ascast, rough finished chambers and ports. The LS7 cylinder heads feature a wider valve layout when compared to all other LS cylinder heads. If installed on any other OE LS block it would result in valves contacting the bores. Aug 29, 2012 LS1 Head Porting 853 vs 243 DIY LS2 Z06 LS6 LS LSx This is a video of my progress and results of porting a set of LS1 853 heads. Flow results showed the ported 853's were greatly improvedls 853 heads specs Find best value and selection for your search on eBay. World's leading marketplace.

Ls 853 heads specs free

Jul 17, 2017 853 and 241 are basically identical. 853 was used on 9900 LS1 engines. 241 was used on 0104 LS1 engines. They both have a 66. 67 cc combustion chamber (10. 1 CR), 200cc intake runners, and 70cc (round) exhaust ports. ls 853 heads specs LS1 Info and Specifications. LS1 Camshaft Specifications; 1998 2000 Fbody intexh @ 0. 05 duration 0. 496 0. 496 intexh lift Cylinder Head Specifications: Material: 356T6 Aluminum: Description: Cross flow, wedge combustion chamber. Ports: Symmetrical, intake and exhaust: The port volumes were within a couple of ccs of the 241 LS1 heads, and the peak flow differed by around 5 cfm despite the 706 heads having a smaller intake valve size. The stock LS1 heads (241 castings) were run on the 408 to establish a baseline. They have 68cc combustion chambers, so the compression was slightly lower than the test heads, but much of the power Small Block Chevy LS Cylinder Heads by Casting Number LS Small Block V8 1997 346, LS1, aluminum, 68cc chambers. 853 9900 aluminum center bolt 5. 7 The standard issue LS1 heads is best all around head for the street strip engines.

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