REPAIR PARTS LIST FOR JCP-803 and JCP-804
Ref.
No.
Description
1
1/4 inch-20 Wing nut
2
1/4 inch Washer
3
Filter element
Filter element
4
1/4 inch-20 x 1/2 inch screw
5
O-ring (Included in Ref. #46)
6
3/8 inch-16 x 3 - 1/2 inch Screw
7
O-ring
8
¼"-20x2.5 self-tapping screw
9
Cylinder head
10 ●
O-ring, head to valve plate
11
Valve plate assembly
12 ●
O-ring, cylinder to valve plate
13 ●
O-ring
14
1/4 inch-20 x 3/4 inch Screw
15
Tube fitting
16
Intercooler
17
Retaining ring
18
Piston pin
19
Cylinder
20 ●
Gasket, cylinder to crankcase
21
3/8 inch-24 x 1 inch Hex head screw --
22
Connecting rod assembly
23
Needle bearing
24
5/16 inch-18 x 1 - 1/2 inch
Socket head screw
25
Breather cap
26
Breather tube assembly
27
O-ring
28
5/16-18 x 3/4 inch Socket screw
29
Bearing cap
30 ●
0.015 inch Gasket
31
Ball bearing
32
Crankshaft w/bearings
33
Oil level gage
34
1/4 inch-18 NPT Drain plug
35
1/2 inch-14 NPT Filler plug
Ref.
Part Number
Qty.
No.
1
36
✽
37
1
✽
38
JCP803-019
1
39
JCP803-020
1
40
JCP803-021
3
41
--
1
42
9
✽
43
JCP803-022
1
44
1
✽
45
JCP803-023
1
--
1
REPLACEMENT KITS AND ACCESSORIES
46
JCP803-024
1
--
1
47
--
6
48
--
9
49
--
2
●
--
1
(✽)
--
4
--
2
--
1
--
1
6
--
2
--
2
4
✽
--
1
--
1
--
1
--
6
TORQUE VALUES
--
1
Ref No.
--
1
6
--
2
8
--
1
21
--
1
24
--
1
28
41
--
1
Description
Crankcase
Oil seal
Flywheel
Washer
Lockwasher
1/2 inch-13 Screw
Tube fitting
Safety valve
Tube nut
Ferrule
Filter kit, (Incl. Ref. # 1-5)
Filter kit, (Incl. Ref. # 1-5)
Ring kit
High pressure piston assembly
Low pressure piston assembly
Gasket kit
Standard hardware item, available locally
Description
3/8 inch-16 Screw, head
¼"-20x2.5 self-tapping screw
3/8 inch-24 Screw, cylinder
5/16 inch-18 Screw, connecting rod
5/16 inch-18 Screw, bearing cap
1/2 inch Torque screw, flywheel
Part Number
Qty.
--
1
--
1
JCP803-025
1
--
1
--
1
--
1
--
1
JCP803-026
1
--
3
--
3
JCP803-027
1
JCP804-003
1
JCP803-028
1
JCP803-029
1
JCP803-030
1
JCP803-031
1
Torque
42 ft. lb.
100 in. lb.
15 ft. lb.
14 ft. lb.
14 ft. lb.
50 ft. lb.
19