In addition to displacement, the L was also blessed with improved cylinder head flow. Despite an increase in chamber size, the factory heads flow better than the smaller (and comparable) heads usually found on the L/L twins One running LQ4 with miles and heads. One LS6 camshaft [small camshaft, but GM claims HP out of it] and yellow springs. Eight flat
Making More Horsepower With a 6.0L LS Engine - MotorTrend
GM heads are a great choice for your Chevy LS engine build since they are cheap and easy to find. – Hot Rod. 02/13/ Car Reviews. GM’s heads are It was the casting, but I don't think there is a big difference in potential. It made good power for a pump gas street engine. Had /1 comp, // comp Dislike. Share. Finally installed the lq4 with heads in a 98 obs, I changed the cam to a compcams at the last minute, its a little bigger than the sloppy cam,
GM 706 heads are a great choice for your Chevy LS engine build …
My original MAF had a defective intake air temp sensor in it and about k miles on it. hd LQ4, heads, 1 7/8 long-tube headers, BTR stage 2 v2 cam (/ @, /, lsa) Well, I came across some injectors at a local junk yard and I think these will be a better fit for my combo It is no secret that the heads are a popular choice when it comes to upgrading an LM7 L engine. Testing on these two heads has revealed that the heads delivered an impressive 20 horsepower and 15 lb-ft of torque over heads, even with their slightly larger valves The mods include heads, BTR stage 2 v2 truck cam (/ @,/ lift, lsa), 1 7/8 long tube headers, and a completely new 3" exhaust. If this works out I may have to install the bread box intake (tbss) later Open exhaust with o2 sensors will make them wig out. Change the cylinder volume to the correct setting for a engine size. Find a stock Primary VE table and paste that in there to give you a better starting point. Increase the idle at operating temp to something like rpm to make it simple GM's Vortec heads are the cheapest and most effective heads you can use on your liter and liter, and even some liter LS engine builds. Bold The heads consistently improved the power output of the naturally aspirated L by 20 hp. But how would they compare under boost? To illustrate the