Ultima Standard Volume & High Output
Billet Oil Pumps

We engineered these pumps for eficency and greater horsepower return.
Cover and body are polished billet 6061 T651 aluminum CNC machined to exact tolerances.

See below for exploded views of both versions

STANDARD VOLUME OIL PUMP

?1 98-610 pump base, 92’ & later 98-608 pump base, 84’-91
’2 98-611 pump cover, 92’ & later 98-609 pump cover, 84’-91’
3 98-619 Plunger Spring 4 98-613 Sump drive gear 5 98-614 sump idle gear
6 98-615 feed drive gear 7 98-616 feed idle gear 8 98-617 Check ball 9 98-618 idler pin
10 98-272 key(3) 11 41-888 SPRING CAP(2) 12 98-325 SNAP RING 13 98-329 CLIP RING
14 98-334 DRIVE SHAFT 15 95-753 OIL SEAL 16 98-622 PRESURE PLUG(2)
17 98-620 CHECK BALL SPRING 18 98-623 PLUNGER 19 XX-XXX HX-SHCS 0.25-20X1.25X1.25-N
20 XX-XXX HX-SHCS 0.25-20X2.55X1-N 21 21-185 SPIGOT ELBOW(2)
22 21-440 Hspigot tube(2) 23 95-828 o-ring(2) 24 xx-xxx fw 0.25(4)
25 78-398 cover gasket, 92’ & later 78-397 cover gasket, 84’-91’
26 78-396 base gasket, 92’ & later78-395 base gasket, 84’-91’
27 98-624 check ball retaining pin

HIGH OUTPUT OIL PUMP

?1 98-602 pump base, 92’ & later 98-600 pump base, 84’-91’
2 98-603 pump cover, 92’ & later 98-612 pump cover, 84’-91’
3 98-619 Plunger Spring 4 98-604 return drive gear 5 98-605 return idle gear 6 98-606 feed drive gear
7 98-607 feed idle gear 8 98-617 Check ball 9 98-618 idler pin 10 98-272 key(3) 11 41-888 SPRING CAP(2)
12 98-325 SNAP RING 13 98-329 CLIP RING 14 98-334 DRIVE SHAFT 15 95-753 OIL SEAL
16 98-622 PRESURE PLUG(2) 17 98-620 CHECK BALL SPRING 18 98-623 PLUNGER
19 XX-XXX HX-SHCS 0.25-20X1.25X1.25-N 20 XX-XXX HX-SHCS 0.25-20X2.55X1-N
21 21-185 SPIGOT ELBOW(2) 22 21-440 Hspigot tube(2) 23 95-828 o-ring(2)
24 xx-xxx fw 0.25(4) 25 98-625 base gasket, 92’ & later98-624 base gasket, 84’-91’
26 98-627 cover gasket, 92’ & later98-626 cover gasket, 84’-91’