heads

hi guys I know this topic has most likely been talked about alot. I have a hsv wk grange with 4into 1s with 2.5 all the way through running a 4l60e and 3.9s with a tru track in the rear and a 4k stally im looking at doing cam upgrade aswell as ls7 lifters and upgraded hi flow mellings oil pump...

I have a 2004 vz ss ls1 6sp man, the engine has the 241 heads on it and I was wondering if the 243 heads would fit, if so what do I need and is it worth the upgrade. Car is currently making 253.5 RWKW what kind of gains would I be looking at.

hey guys just wondering, i got ve 6litre i did a whole engine rebuild, the cars running not so great though, i was just wondering with when replacing the heads is there a certain side they go on or are they ambidextrous? any help is great, thanks in advance..

Will be changing the heads on my L67 very soon and was just wondering if it's worth changing the timing chain at the same time? The car has done about 260000kms. How long do these chains last? Will replacing it pick up some lost power? And is there a guide on here to do it? Cheers.

Just performed a dry and wet comp test. Wet test did bairly anything. The car has 256xxxks on it. Results are Left bank 75 100 125 Right bank 125 95 125 Doing a leak down in a couple days. Let me know what you guys think!

Hey guys just curious as to what the highest horsepower NA SS is with a 1/4 mile time, wouldnt mind forced induction down the track but i also know that would change what mods are happening to the car, cheers guys.

http://m.autoserviceprofessional.com/article/92258/gm-replacement-head-change My cams, heads and cap are all scratched up from lack of oil (carbon it's a wonderful thing) so first off all do I need to change my heads if so can I put newer ones on??

Hey guys just rebuilt my heads and now I cant seem to find a reliable sequence to tighten the head bolts because everywhere I look people are saying different sequences, also what is the torque specs.. Cheers guys.

hello, i have a Vn v6 series 2 engine in my hilux and am having issues now the engine has had all the gaskets redone and a fresh coat of paint, been bolted up into the car and wired up, engine starts fine and is pure.. has however got an issue with oil, pump pressure is fine sitting at...

Hey all. I just replaced the head gaskets on my VS Commodore 3.8L, using a VRS head gasket kit. I used new head bolts manufactured by Victor Reinz. Now the leaflet in the gasket kit said to re-torque head bolts after 1000km's if using reusable bolts. If using single use bolts then a retorque...

Ive been doing some research on doing a head and cam package but I havent been able to find alot other than calling different performance shops and getting what ever info I can out of them. I was wondering if anyone has got a head and cam package? What sort of cam? Price range? I also heard you...

I have to pull my heads off again for a second time now after blowing the gasket So i was just wondering what else should i do while i have it apart? Its a VT Supercharged 6 just stock standard but plans to be suped up soon i was thinkin... New alloy LIM gaskets, porting LIM and Charger ( does...

Recently had the heads on my VT done up but after re-installing with new head gaskets the engine overheats after 10 or 15 minutes at idle or quicker if driven. Compression test seems OK. Tried running without thermostat but no luck there either. Water pump seems to be working Ok because...