Page 556 - 2021-22 Auto Performance_Circle Track
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SB Chevy “Tough Neck” HD Oil Pumps
Heavy-duty oil pumps are manufactured using more -
high-volume versions and include 5/8" inlets.
Part No. Description
MOR22109 SB Chevy High-Volume Oil Pump
SB Chevy HD Oil Pumps
pre-welded pickups for bolt-on installation.
Oil Return Screen Kits
includes required amount of plugs to block the oil return holes
in the lifter valley above the cam, redirecting the oil to the front and rear return galleries and then directly to the sump area. This reduces windage and lost horsepower due to oil resistance.
Part No. Description
Oil Restrictor Kits
MOR22010
MOR22099
SB Chevy Standard-Volume Oil Pump
MOR25000
SB Chevy
MOR25026
Dart SHP SBC
depth of the oil pan.
Description
GM LS Pickup
Oil Pump/Pickup Part No.
Oil Pump Only Part No.
leaving more oil available for rod and main
bearings. Power-robbing windage is reduced
by lessening the volume of oil passing by the rotating assembly on its return to the pan. Not for use with hydraulic lifters.
Part No. Description
Single-Stage External Dry Sump Pump
MOR22321
Tri-lobe design, external dry sump pump is engi-
pump includes a 1.200" spur gear pressure section
Dry Sump/External
Oil Pump Primer Drive
MOR62208
Specialized tool allows quickly priming dry sump or external oil
drill, and attaches to 5/8" shaft common to dry sump or external
External Oil Pump Pickup Kits NEW! Required when using a single-stage ex-
ternal oil pump with a wet sump pan, kit welds directly into an aluminum pan.
Standard Volume Oil Pump
8-1/4" Deep Pan, 5/8" Inlet
MOR22124
MOR22101
High Volume Oil Pump
8-1/4" Deep Pan, 5/8" Inlet
MOR22134
MOR22111
7-1/2" Deep Pan, 5/8" Inlet
MOR22144
MOR22111
8-1/4" Deep Pan, 3/4" Inlet
MOR22146
—
7-1/8" Deep Pan, 3/4" Inlet
MOR22147
—
MOR22010
SB and BB Chevys, .0625" Orifice Dia., Screws into Lifter Galley Cleaning Plug Holes at Back of Block, 2 Per Package
MOR22016
New GM Blocks with Oil Lifter Galley Bosses, Flush with Bellhousing Face, 2 Per Package
MOR22018
Dart SHP SB Chevy
MOR22045
SB Ford 302-351W, 7 Per Package
Flange Reinforcement NEW!
MOR24890
- ing tube breakage. Retained using an unused hole in OEM, Moroso, or Melling oil pump. May be installed without removing pickup.
Oil Pump Driveshafts
replace mild
steel OEM
shafts, high-quality steel units include a pinned steel sleeve for proper oil pump and shaft alignment.
Part No. Description
Oil Pump Stud Kit MOR38150
Oil pump stud (7/16" x 3-3/16") is made of 4130
nut, and hardened, ground washer.
Universal Dipstick Kit MOR25970
Oil Pump Block-Off Plate
MOR23790
Bolt-on aluminum plate seals oil passage on
rear main cap when dry sump is used. Requires
Part No.
MOR24865 MOR24866
Description
-12AN Male Fitting -16AN Male Fitting
MOR22070
SB Chevy, 5.75" Long
MOR22077
SB Chevy Dart, .391" Raised Cam, 6.24" Long
MOR22090
SB Chevy, When using BB Chevy Pump, 5.625" Long
In-Line Oil Filter
Filters are a necessity in
many scavenge line locations
to prevent metal chips from entering dry sump pumps, rear end -
Part No. Description
MOR23860 3/4",-12 Fittings
Filter Fitting MOR23961
before they reach the pump, engine, or rear
end. Fits dry sump tanks, oil pans, rear end
is 304 stainless steel .015" dia., 16 mesh wire. Sold individually.
MOR23850
5/8",-10 Fittings
MOR23870
1/2",-8 Fittings
554 TRACK
CIRCLE 2021-22
