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V6 Strong modification
Maybe some of you would be interested in my project...
I have planned to modify deeply a 3.0 V6 24 Valve engine, to obtain a reliable 450-475 HP engine. The engine will be twin turbo, and the cylinder capacity maximized to be around 3.8 litres.
Since I have seen in the net many V6 engines with crank-rod failures (as mine), to build a reliable engine, means to solved this problem, and the better way (IMO) is to design a new crankshaft with increased stroke and rod journal diameter and width (lower bearing surface pressure):
Stroke: 72.6 mm (78 mm GTA) -> 82 mm
Main journal: 60 mm -> 62 mm
Rod journal: 52 mm -> 56 mm
Main-rod journal covering: 17 mm -> 18 mm
Piston diameter: 93 mm -> 99-100 mm -> 3787-3864 cc
Reinforced bottom end (maybe internal bedplate)
More features:
Forged aluminium pistons (around 9:1 CR)
Forged aluminium liners with nickasil coat
Forged steel rods
Dry sump lubricating system with one scavenge pump and two pressure pumps (one for internal rotating parts, and other for turbos and piston jets)
Two catalyst (engine must be homologated)
Individual throttle bodies with E-gas.
MBE engine management system with 2 pre-catalyst wide band lambda sensors and 2 post-catalyst jump type lambda sensors.
….And many more things.
I have machinery to do almost everything, I have simulation software for stress analysis and for engine cycle simulation (engine thermo & fluid dynamics), and the most important, engine test bench for until 800 HP engines. The only thing I have not enough is time…
Volunteers in collaborate with information, pictures, specifications, dimensions, measurements, or parts for experimentation, are welcome, we can share information and results.
Thanks.
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- '93 164 QV [COLOR="Red"]Rosso[/COLOR]
- '02 156 2.5 [COLOR="Red"]Rosso[/COLOR]
- '08 FMG 3.8 [COLOR="Red"]Project[/COLOR]
Last edited by FMG_V6_btb; 06-17-2008 at 01:42 PM.
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