The V8 Owners Forum -

Lots of info on the net, especially the 3800 forum.
I value your expert opinions before I proceed.
Looking to safely improve efficiency reduce heat.
Peter

Congratulations mate that is one awesome looking machine to be proud of. Tryed and proven Strength and simplicity, can't go wrong. If mine blows up I'll be going back to the old school as well. There is a new meaning to the phrase: ; if you can't hide it make a feature of it. (Or at least flaunt it....

Hello Perry, 92 Range Rover with big wheels. Wolf v500 LPG/ PETROL Thats intrested me, more info please. Are you intercooled ? I was running 25 deg at 2500 rpm no DET. Before fitting intercooler, decking, Grooving. Not sure of CR. Was standard 3.9 surpentine motor with tin head gaskets that leeked. ...

corection

71.12 multiplied by 94 =
Sweep volume 6685.28
668.5 cc

9.044: 1
where is 8.25:1 come from

Thanks Mike stroke = 71.12mm Bore = 94mm head chamber = 29.00 cc deck to piston volume 9.71 cc 0 for o deck piston dish volume 26.93 cc head gasket = 8.27 cc total 73.91 cc 3.9 stroke volume= 493.57 This is what i came up with for a standard 3.9 late model heads have 29cc chamber and thicker head ga...

Hi Mike, I do have the CR wrong Motor was 8.25:1 surpentine 3.9. Standard dish Pistons standard valves wich i throated out. Head has not been plained. Slight cam , have specs someware. Need Help When i calculate the CR of standard motor only get 7.67:1, Figure i doing somthing wrong. Could you pleas...

Thanks for posting the grooved head topic Dax. You got the same info as me. My rover motor had detonation at 8.25: 1 @28 degrees with charger no intercooler. I believe that was mainly due to a squish of around 1.4mm to top of block plus the head gasket. Zero decked now, good squish. I will be monito...

Thanks for the responses. The throttle plate is before the charger. I am hoping that grooving the heads will allow for higher compression ratio as is the claim on that indian fellas site. Check out these picks especially the base plate album. Hopefully they assist to explanation my delema. Please do...

My question concerns the bypass operation. This is to me quite a brain teaser! See my previous post on Manifold design. I have been away from this site for some time, for that I apologise. Great response last visit, find myself with a mind bending problem, needing your expert help. Bare with me ple...

The supercharger shown was mounted via the plenum and adapter plate to the top of the standard EFI manifold. I have an Excel data log from dyno that does show high temperatures of around 120 C however injectors were cycling out. Could send that Excel file or post here but don't know how. You may fin...

Thank you Mike i will shop around for a larger blower posibly a eaton 90 or bit bigger, might still have to install what i have as tempory.
Are you able to view my photo's.
any coments on them.

SUPERCHARGER PARTICULARS In the middle of Eaton's supercharger family, the M62 displaces 1.035 liters and is suitable for the majority of engines between 2.2 and 3.5 liters. As such, the M62 is the ideal choice for passenger cars, SUVs and light trucks around the world. • Displacement: 1.035 Liters ...

Thank's Chris unfortunatly i am a bit vague in http area.
Do i need my own Web site to store these photo's can you explain a bit further please.
Peter

Hi guys I'm back, here's what I found, I would like to add some pictures, do I just cut and paste them in, is there any instructions for newbies how too' for this forum.

Thank you for all your replies, I will bring them up to date tomorrow as it is quite late here and time for bed. Hope to remove heads within the next few days, and I will send pics and have more to discuss if you are all willing. I must say that your wealth of information is highly appreciated. Than...