Page 178 of GM Performance Parts 2006 Catalog by GM Parts Direct

NOTE: WindageTray A Oil Pump, High Volume B Engine Oil Primer C CHEVY SMALL-BLOCK V-8 176 HEI Distributor D Oil Pans, Gaskets Accessories Continued A. 12554816 Windage Tray Flat oil pan baffle used with 1986-1996 Corvette pan P/N 10055765. For 1968-and-newer blocks, use five mounting studs, P/N 14087508. For pre-1968 blocks, use studs P/N 3872718. 12555884 Oil Pump, High-Pressure LT1/LT4-style (not shown) Production-style high-pressure 1993-1997 LT1/LT4 oil pump with 1.20" gears. Produces 60-70-psi oil pressure. Screen not included. B. 14044872 Oil Pump, High Volume High-volume pump has 1.50" gears for increased volume to produce approximately 25-percent more capacity than a production pump at standard pressure. Pick-up not included. Order The Following Parts To Complement Your New Oil Pump: 389267 Oil Pump Bolt (not shown) Fits all models, 7/16-14" x 2". 3998287 Oil Pump Shaft (not shown) Fits all 1959-and-newer engines. 3764554 Oil Pump Shaft Retainer (not shown) Fits all 1959-and-newer engines. Use with oil pump shaft P/N 3998287. 3848911 Oil Pump Spring (not shown) This spring (color-coded white) regulates oil pressure at approximately 70 psi. Use with high volume pump, P/N 12555884. Minimum recommended oil pressure for offhighway use is 65 psi at engine operating speed. 3952301 Oil Filter Adapter (not shown) Mounts a spin-on cartridge for small-block V-8s (except LS Series). Contains a filter bypass valve and requires two attaching bolts, P/N 3951644. 23011420 Magnetic Drain Plug (not shown) Catches and holds small pieces of metal before they can cause engine damage. C. 12368084 Engine Oil Primer Use to lube engine bearings prior to starting a new or rebuilt engine. Fits small-block and big-block. D. 93440806 HEI Distributor A must for steel roller cams. Has ignition advance curve for high-performance applications.

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