243 vs 706 heads on lq4
Are 5. Hinson Motorsports 3551 posts · Joined 2008 #2 · Sep 29, 2008 streetsoldier185 said: Looking at getting either 243 Heads or now I see these 317 Heads from an LQ9/LQ4 motor. 100 Compressed thickness. 1972 Greenbrier Wagon 489, 700r4 3,73 12 bolt. . But adding a healthy cam will wake it up for sure. 55 exhaust with a 61cc combustion. 90 12 Bolt. The 6. 0 with 243 799 heads and stock manifolds - YouTube 0:00 / 2:35 BTR TRUCK NORRIS cam Lq4 6. Down fall is a 1. 0L, iron block, truck engines. WHICH HEADMAKES MORE? We compared the four most popular stock LS heads in a back to back shootout. . I want to run a 227/234 btr cam with 614"/. 3 Truck heads 799 05 and up 4. 0 lq4 with gen 4 stuff inside and the 706s will be a big benefit because of the altitude. 317's and 241's are the worst factor LS heads. The. . . Either way I am thinking the 6. 0” intake valves, as well as a 1. My cousin had an LQ4 with patriot ported 243 heads and an MS3 and it drove great behind a T56 with stock 3. Should I keep them and maybe port them or sell them (heard that they can fetch good money as they are new) and buy ported LS3 heads. The hipo 6. Either way I am thinking the 6. 50mm flat top pistons sitting. If you’re contemplating 862 heads Vs. IMHO. The head flow is almost the same, but the compression rise is reason enough to use 243 heads. We ran the 706/862. 78" bores of the LS1/6 & all. How excellent are 317 heads? The 317 heads flowed up to 20 cfm greater than the 706. The LQ4 is a 6. opinions vary as to a simple replacement of 2. It'll be a good tune for towing a camper. I will measure when the time comes but do you think I would have issues?. The other choice is to take a pair of 706 heads down to the machine shop and install a larger intake valve. 3 and 6. The combination of the 317 heads and the dished stock pistons resulted in a static compression ratio of 9. . 5:1 SCR vs. Well, 243's are a good way to increase compression. 317 heads flow like 243 heads and the small-valve 706 heads would be a step-down, let’s take a look at the facts. . Went 9. The compression rise isn't worth the trouble and cost of changing heads. I already know that I need to mill the heads. .
0L. I will measure when the time comes but do you think I would have issues?. . . S1, E4. I'm looking to install a set of 243/799 heads on my 5. 0L. 0 truck heads: 71. This is the workhorse head for street / strip turbo. 06cc),. 0 LQ4. So it sounds like in your opinion the 243 heads will be fine with flat top pistons and a XR269HR comp cam on a LS 6. 317 cylinder heads LS1 LS2 LQ4 LQ9 $250. 1. Joined Dec 9, 2012. 0L LS (Gen. 3 Truck heads 799 05 and up 4. 8 and 5. How excellent are 317 heads? The 317 heads flowed up to 20 cfm greater than the 706. Unlike cathedral-port heads (706, 317, 243, etc. . BTR TRUCK NORRIS cam Lq4 6. The 241 heads, compared to the 706 heads, offered larger 68cc combustion chambers, which meant a drop in compression of roughly 0. 3 truck heads; these are basically 243 heads;. 3Truck heads ***reportedly came on a few corvette's too*** These are. 3 Liter Truck Material: Aluminimum Part Number:. . Going to go with a intake, carb, cam and nitrous plate. While it is true that the 317 heads flow slightly more than the 706 heads, the difference in flow is minimal, and those gains are primarily at higher valve lifts. Go with the 243's for an NA motor. Should I keep them and maybe port them or sell them (heard that they can fetch good money as they are new) and buy ported LS3 heads. 317's and 241's are the worst factor LS heads. 3Truck heads ***reportedly came on a few corvette's too*** These are.