A8927 320CC GN320 360 410
User Manual: 320CC
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Page Count: 9
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Generac GN-320/360/410 Engine
EEXXPPLLOODDEEDD VVIIEEWW —— LLOONNGG BBLLOOCCKK ((GGNN--332200//336600//441100))
10C
21A
21B
3C
4C
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RREEPPAAIIRR PPAARRTTSS LLIISSTT —— LLOONNGG BBLLOOCCKK ((GGNN--332200//336600//441100))
ITEM PART NO. QTY. DESCRIPTION
1 71978 1 Connecting Rod With Cap
and Bolt
2 71980 1 Piston Pin
3A 89291 1 Piston Ring Set 80 MM (320)
3B 71977 1 Piston Ring Set 85 MM (360)
3C 21533 1 Piston Ring Set 90 MM (410)
4A 89217 1 Piston 80 MM (320)
4B 76339 1 Piston (360)
4C 96699 1 Piston (410)
5 71983 2 Piston Pin Retainer
6A 78666A 1 Crankshaft Assembly With
Gears (Small Taper)
6B 76378A 1 Crankshaft Assembly With
Gears (Straight Shaft)
7 A7628 1 Governor Arm
8 78658 1 Governor Arm “R” Pin
9 78659 2 Governor Arm Washer
10A 88261D 1 Crankcase H.S. W/Taper Plugs
(320)
10B 88261C 1 Crankcase H.S. W/Taper Plugs
(360)
10C 88261E 1 Crankcase H.S. W/Taper Plugs
(410)
12 72655 2 Crankshaft Seal
13 A8930 1 Gov. Gear Assembly
14 78645 1 Governor Retainer
(“C” Ring)
15 A7811 1 Governor Spool
19 A7081 1 Camshaft Assembly
20 76701 1 Crankcase Gasket
21A 21713A 1 Cylinder Head Gasket
(320-360)
21B 21713B 1 Cylinder Head Gasket (410)
22 78691 1 Oil Pressure Reliefcover
23 A5771 1 Pressure Relief Spring
24 A5776 1 Pressure Relief Ball
25 76361 1 Thrust Washer
26 A8898B 1 Gear Cover
27 86514 2 Valve Spring Retainer
28 91308 2 Valve Spring
ITEM PART NO. QTY. DESCRIPTION
29 86025 1 Gerotor Set
30 84430 1 Balancer
31 21714 1 Cylinder Head With Valve
Seats & Guides
32 86516 1 Exhaust Valve
33 86517 1 Intake Valve
34 88396B 2 Push Rod
35 83897 2 Tappet
36 77158 1 Oil Pick-Up Assembly
37 71987 1 Rocker Cover Gasket
38 72694 2 Pivot Ball Stud
39 83907 2 Rocker Arm
40 72696 2 Jam Nut (Rocker Arm)
41 78694 1 Push Rod Guide Plate
42 21742 4 M10-1.5 x 105 Head Bolt
43 83938 1 Rocker Cover Breather
Assembly
44 76329 1 Oil Fill Plug
46 86254 1 O-Ring 17.8 I.D. x 2.4 THK.
47 26925 2 3/8" NPT Pipe Plug
48 74908 1 M5-0.8 x 8MM Screw
(Thread Forming)
50 86515 4 Valve Spring Keeper
51 78606 4 M6-1 x 12MM Pan Head
Screw & Lockwasher
52 A1442 8 Hex Head Flange Bolt
M8-1.25 x 42MM
53 78672 1 Valve Stem Seal
54 89673 2 Valve Spring Washer
N/A 21947C 1 Long Block Assm. (320cc
w/item 6A
N/A 21948C 1 Long Block Assm. (360cc
w/item 6A
N/A 21949C 1 Long Block Assm. (360cc
w/item 6B
N/A A1044A 1 Long Block Assm. (410cc
w/item 6A
N/A A6497A 1 Long Block Assm. (410cc
w/item 6B
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EEXXPPLLOODDEEDD VVIIEEWW —— AAIIRR CCLLEEAANNEERR AANNDD CCAARRBBUURREETTOORR
43A
43B
43C
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GGeenneerraacc GGNN--332200//336600//441100 EEnnggiinnee
AAIIRR CCLLEEAANNEERR AANNDD CCAARRBBUURREETTOORR
ITEM DESCRIPTION PART NO. QTY. ITEM DESCRIPTION PART NO. QTY.
31 Breather Hose 72745 1
32 Manifold Head Gasket 91039 1
33 M6 x 20 SHCS 40945 2
34 Carburetor Bolt 81647 2
35 M6 x 12 HHCS 66476 2
36 K Adapter 91028 1
37 M6 Lock Washer 22097 3
38 M6 Hex Nut 49813 2
39 Carburetor/Air Box 90970 1
Gasket
40 M6 Ribbed Lock- 93873 2
washer
41 Spitback Plate 91204 1
42 Carburetor/Manifold 89228 1
Gasket
43A 320 Nikki Carburetor 93302A 1
43B 360 Nikki Carburetor 91187A 1
43C 410 Nikki Carburetor A4600 1
44 Air Cleaner Base 73108A 1
45 M6 Flatwasher 49811 4
46 #8 x 3/8" Plastite 59635 1
Screw
47 Air Filter 73111 1
48 Precleaner 81646 1
49 Choke Knob 83504 1
50 M6 x 16 HHCS 47411 2
51 Bracket Air Box 90827 1
60 1/4” ID Hose 30340 12”
61 Hose Clamp 48031C 1
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EEXXPPLLOODDEEDD VVIIEEWW —— GGAASS TTAANNKK MMOOUUNNTTIINNGG HHAARRDDWWAARREE
ITEM PART # QTY. DESCRIPTION
22 40976 2 SHCS M8-1.25 X 20
26 22129 2 Lock Washer M8
94 B2348 1 Tank Cradle
95 52858 2 M8 Lock Nut
96 59012 2 M8 X 20 FLHCS
97 96083 1 Front Tank Bracket
98 96084 1 Rear Tank Bracket
99 89263 1 Dipstick ASM
100 A6558 1 Oil Fill/Check Tube
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EEXXPPLLOODDEEDD VVIIEEWW —— OOIILL FFIILLTTEERR AANNDD OOPPTTIIOONNAALL OOIILL FFIILLLL TTUUBBEE
ITEM PART # QTY. DESCRIPTION
2 86999 1 Oil Filter Gasket
3A 72709 1 Oil Blockoff
3B 94683 1 Oil Filter Adapter
4 49821 2 M8 X 30 SHCS
5 99236 1 Oil Press Switch
6 70185 1 Oil Filter
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EEXXPPLLOODDEEDD VVIIEEWW—— LLOOWW OOIILL SSHHUUTTDDOOWWNN AANNDD GGOOVVEERRNNOORR
ITEM PART # QTY. DESCRIPTION
7 78653 1 Run/Stop Switch
8 85272 1 LED Assembly
9 93104 1 L.O.S. Decal
10 93611 1 Black Sleeving
12 84329 1 3 Pin Male HSG
13 92981 1 Wire Assembly
14 22097 2 M6 Lockwasher
15 92079 2 M6 X 30 Taptite
16 84542 1 Ignition Coil
18 87221B 1 L.O.S. Module
20 72347 1 Sparkplug
ITEM PART # QTY. DESCRIPTION
21 72734 1 Governor Lever
23 83502 1 Adjust Screw
24 83512 2 M8 X 15 Taptite
25 73100 1 60Hz Gov. Spring
27 83503 1 M5 Lock Nut
28 73101 1 Governor Brkt.
29 72735 1 Governor Rod
30 72789 1 Anti-Lash Spring
101 83782 1 Idle Coil ASM
102 66311 1 M8 — 1.25 Jam Nut
ITEM PART # QTY. DESCRIPTION
81 67890 1 M20 Hex Nut
82 88433 1 Top Wrapper
83 45756 7 M6 X 10 Taptite
84 78609 2 Cover Bolts
85 73104B 1 Air Box Cover
86 92437 1 Blower Housing
87 88434 1 Lower Wrapper
88 66476 4 M6 X 12 HHCS
89 96195 1 Recoil Assembly
90 96196 1 Recoil Cup
91A 73116C 1 Backplate
91B 73116A 1 Backplate, E. SRT
92 81668 5 M6 X 10 HHCS
93 B2160 1 Rubber Spacer
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EEXXPPLLOODDEEDD VVIIEEWW—— SSTTEEPPPPEERR MMOOTTOORR,,FFLLYYWWHHEEEELL,,RREECCOOIILL SSTTAARRTTEERR
ITEM PART # QTY. DESCRIPTION
17 21544 1 Starter Motor Assm.
22 40976 2 SHCS M8 — 1.25 X 20
26 22129 2 Lock Washer M8
78 82774 1 Woodruff Key
79A SRV77147A 1 360 Flywheel
79B SRV91222B 1 320/360 Flywheel Ring Gear
79C SRV91222C 1 410 Flywheel Ring Gear
79D SRV21745G 1 410 Flywheel
80 67198N 1 Conical Washer
This information provided for products that do not
list muffler in equipment IPL
