Thanks for all the good info!
here is work that should be done any time you do a full rebuild on a 400 / 430 / 455 or if you are having oil pressure issues:
Jim Weise's block mods
http://www.trishieldperf.com/455_block_mods.htm
Timing Cover
http://www.buickperformance.com/OilingMods.htm
Block Passages
http://www.buickperformance.com/oilflow.htm
Optional
Neoprene Main Seals
Front: National Part # 450446 or Federal-Mogul #470543 or National Oil Seals #450446
Rear: Fel-Pro #BS30135 or National Oil Seals #5068
Checking for Oil Pump Wear; a definite must for pressure issues
http://www.buickperformance.com/oilpumpwear.htm
Plumb for a rear mounted Oil Pressure Gauge, much better than the front mounted stock sending unit
http://www.buickperformance.com/Oilmods.htm
Strengthen the Lifter Valley; some are very leery of using Ti putties/epoxies inside their rotating assemblies, use at your own risk
http://www.buickperformance.com/455LV.htm
The way to crush the bourgeoisie is to grind them between the millstones of taxation and inflation.
Vladimir Lenin
Government schooling is about "the perfect organization of the hive."
H.H. Goddard, Human Efficiency (1920)
Thanks for all the good info!
Jim Weise has finished his Oil mod page:
http://www.v8buick.com/showthread.php?t=214613
The way to crush the bourgeoisie is to grind them between the millstones of taxation and inflation.
Vladimir Lenin
Government schooling is about "the perfect organization of the hive."
H.H. Goddard, Human Efficiency (1920)
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