2021-22 Circle Track Catalog

Oil Pan Bolts Self-locking, cadmium-plated Grade 8 bolts for small block Chevy use an integral, serrated washer to prevent loosening. Sold in set of 18. Part No. Description MOR38550

Offset Cylinder Head Dowels Offset dowels reposition the cylinder heads upward on the block (toward the lifter valley), moving the valves away from the cylinder walls for improved

ÀRZ(DFKSDFNDJHLQFOXGHVIRXUVWHHOGRZHOV,QVWDOODWLRQZLOO UHTXLUHPRGL¿FDWLRQVWRF\OLQGHUKHDGVDQGRULQWDNHPDQLIROGWR PDLQWDLQSURSHU¿WDQGSRUWDOLJQPHQW Part No. Description MOR37920 Small Block Chevy 262-400, .015" Offset MOR37930 Small Block Chevy 262-400, .030" Offset

SB Chevy Oil Pan Bolts, Includes (14) 1/4"-20 x 3/4" and (4) 5/16"-18 x 3/4" SB Chevy Oil Pan Bolts, for Multi-Piece Gaskets, Includes (14) 1/4"-20 x 1/2" and (4) 5/16"-18 x 3/4"

MOR38555

Flywheel/Flexplate Bolts High-quality grade 8 bolts include washers and are heat-treated and black oxide coated. Fits small block Chevy. Part No.

Roller Pilot Bearing MOR41100 High-speed bearing is a direct replacement in all Chevy V-8’s, 90° V-6’s, and 1976 and later V-6 %XLFNV5HTXLUHVQRPRGL¿FDWLRQV Leaf Spring Perches MOR85090 For 3" axle housings, perches ease installation of rear ends in leaf-spring FDUV([DFW¿WDQGWKHFHQWHUEROWKROHV are drilled for perfect registration. Sold in pairs. Wheel Studs

Description MOR38755 Flywheel Bolts, 12-Point 7/16"-20 x 1", 6 Bolts and Washers MOR38760 Flexplate Bolts, 6-Point 7/16"-20 x 3/4", 6 Bolts and Washers Chevy Solid Steel

Motor Mounts Replace stock rubber

mounts. Prevent torque loss and binding linkages caused by engine movement. Mounts eliminate torque straps or chains. 0RXQWVKDYHDSURWHFWLYH]LQF¿QLVK6ROGLQSDLUV

Dimensions

Part No.

Description

“A”

“B”

Replaces OEM 3990914, .250" Thick Replaces OEM 3962748, .188" Thick Replaces OEM 332648, .188" Thick Replaces OEM 6258154, .188" Thick

MOR62500

1-11/16"

2-1/2"

MOR62510

2-1/8"

2-3/8"

MOR62515

2-9/32"

2-3/8"

MOR46150 MOR46160 MOR46180 MOR46200 MOR46220 MOR46240

MOR62530

1-3/4"

2-5/8"

+LJKJUDGH6$(VWHHOZKHHOVWXGVFDQZLWKVWDQGVKHDU ORDGVRI36, H[FHHGV*UDGHVSHFV )LYHSHUSDFN age. Part No. Description

Chevy Solid Steel Motor Mount Pads MOR62630

7/16"-20 x 2-7/8" Press-In Stud with .480" Dia. Knurl, Fits Most Late Model GM Drum Brake Applications, Std. Hole Size .472" to .479" 7/16"-20 x 2-7/8" Press-In Stud with .560" Dia. Knurl, Fits Most Late Model GM Disc Brake and Early Drum Brake Applications, Std. Hole Size .552" to .559".

Mounts replace soft, rubber-cushion frame mounts on 1974-81 Camaro/Firebird, 1973-79 Nova, and 1973-88 Malibu

MOR46150

MOR46160

MOR46180 1/2"-20 x 3" Press-In Stud with .615" Dia. Knurl, Fits Most Disc Brake Ford Front and Rear and Chrysler Front Applications, Std. Hole Size .606" to .613". MOR46185 1/2"-20 x 3" Press-In Stud with .594" Knurl and Quick-Start Dog End, Fits 1979-03 Ford Mustang, Std. Hole Size .590" MOR46200 1/2"-20 x 3" Screw-In Stud, Fits Aftermarket Axles with 1/2"-20 Threads

and Monte Carlo with small block Chevy engines. Use with MOR62515 motor mounts. Pads eliminate the need for torque straps and prevent movement/linkage binding. Sold in pairs. Extra-Long Bellhousing Dowel Pins Pins simplify the installation of the bellhousing on the engine EORFN$YDLODEOHLQVWDQGDUGDQGRIIVHWFRQ¿JXUDWLRQVSLQVKHOS properly align the transmission input shaft to the pilot bearing. Packaged two per card. Part No. Description

1/2"-20 x 3" Press-In Stud with .563" Dia. Knurl and Quick-Start Dog End for Use in 1/2" Frankland Hubs, Std. Hole Size .554" to .561". 5/8"-18 x 3" Press-In Stud for Oval Track Applications, Features .672" Dia. Knurl and Quick-Start Dog End, Std. Hole Size .663" to .670".

MOR46220

MOR37932 Standard GM V-8 MOR37934 0.007" Offset MOR37936 0.014" Offset MOR37938 0.021" Offset

MOR46240

MOR46245 12mm x 1.5 x 3.25" Press-In Stud with .509" Dia. Knurl, Fits Most Late Model Corvette and Camaro/Firebird Note: Stud lengths are measured from the base of the knurl to the end of the stud. Do not use any of these studs with wheel spacers.

Note: Exercising care in concentric adjustment to within ±.005" will ensure a clean clutch release, maximum pilot bearing and transmission life, and reduced shifting problems.

561

CIRCLE TRACK 2021-22

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