10580
Vega / Monza  LSx Oil pan modification
Use an F Body Pan GM# 12628771 5.5 Quarts
Pan has best ground clearance.
It is best to use a new pan.
Use Oil Pickup tube ACE #10575
Use F Body pan dipstick & tube.
Use modified F Body windage tray. Trim for oil pickup tube.
Preparation
Used pans should be extensively cleaned. Solvent dip tank, Spray cabinet, best would be heat chamber. Remove baffle for cleaning. Reinstall before modifying.
Remove pan gasket by carefully drilling out the small rivets holding it on.
Layout for cutting.
Securely clamp to cutting / welding table. Minimum of eight (8) places
Measure from the pan rail, down Max .880". Min 8.75   Set your mill to cut for this height.
Measure from front pan bolt holes back 8.375"  Fig A
Measure 6.125 inches forward from rear cut.
Mill off this section.
Assembly
Place rear plate against sump. Set in bottom plate. Should drop in, do not force.
Tack weld all corners first. Stitch weld to prevent warpage.
Trim , weld in trapzoid piece, center front.
Use solvent to test for leaks. Mark any leaks & reweld any leaks,
Remove baffle, clean  pan and baffle, install baffle.
Pan is ready to be installed.
© Automotive Component Engineering  2009/2015
								12/26/2014
Figure A
© Automotive Component Engineering  2009/2015
								12/26/2014