OIL PUMPS & VACUUM PUMP DRIVE KITS AND ACCESSORIES OIL PUMP AND VACUUM PUMP DRIVE KITS Flange Style
OIL PUMP & VACUUM PUMP DRIVE KITS AND PULLEYS
• Bolts to balancer–balancer does not need to be drilled like older designs • Pulleys are hard coat anodized and mandrel is black oxide for exceptional strength and extended service life • Kits include: one-piece, forged steel drive mandrel, 4" V-belt pulley for alternator, 2 1⁄2" V-belt pulley for vacuum pump, 1" (16 tooth) Gilmer pulley for external oil pump, guide plates, assorted spacers, belt guides and hardware PART #
ENGINE APPLICATION
STYLE
MANDREL LENGTH MINUS FLANGE 2.990" 4.000" 2.990"
63857* 63859* 63860
Small Block Chevy Small Block Chevy GM LS Series
Short Long Short
63858
Big Block Chevy
Short
2.990"
63849
Big Block Chevy
Long
4.000"
63853 63847
Small Block Ford Big Block Ford, 429-460
Short Long
3.500" 3.500"
REQUIRED BALANCER
LENGTH
3-Bolt, 3.20" bolt circle** 3-Bolt, 3.20" bolt circle** Aftermarket, using BBC 3-Bolt, 3.20" bolt circle, 2.050" female register pattern 3-Bolt, 3.20" bolt circle, 2.275" female register 3-Bolt, 3.20" bolt circle, 2.275" female register 4-Bolt, 3.30" bolt circle, 2.382" male register 4-Bolt, 3.30" bolt circle, 2.180" male register
3.380" 4.655" 3.645" 3.645" 4.655" 4.125" 5.285"
*For SBC 1⁄4" thick crank trigger wheels, use part No. 63861 Drive Mandrel Spacer Kit (see below) **Centers off of I.D. of Balancer, via supplied crankbolt washer
3.950"
No. 63849
No. 63853
No. 63857
No. 63860
DRIVE MANDREL SPACER KIT • For use with Moroso Nos. 63857 & 63859 drive mandrels • Maintains register of mandrel when using a 1⁄4" thick crank trigger • Comes with a 1⁄4" longer crankshaft bolt • Constructed out of stress-proof steel with a black oxide finish PART # 63861
172
No. 63861
DESCRIPTION Drive Mandrel Spacer Kit, SBC, for 1⁄4" Thick Crank Trigger Wheels
Phone: 203.453.6571 • Fax: 203.453.6906 • Tech Support: 203.458.0542 • 203.458.0546