Old Britts
Engine: Cylinder, Cylinder Head and Fittings
Group 2

exploded view
Exploded View

To order electronically: click on the Order button for the part you want to place in your shopping cart. Alternative Parts: If there is a Yes in the Alt column, click on the Yes to see the alternative parts.

We try to keep all information current, but regret that prices and availability are subject to change. Special Order Items (SO) are priced as of the last time we sold one.
Last updated 02/12/21

Ref No. Part No. Description Qty. Req. Qty. on Hand Status Price Alt
1
NM24249
Gasket, Cylinder Base, 750
1
5
-
3.27
Yes
2 061705 Cylinder Barrel, 750cc, Andover Norton
NA
0
NA
1,600.00
No
3 060400 Gasket, Cylinder Head, 750, Eyletted
1
7
-
16.25
Yes
4 060988 Cylinder Head, 750, 9/1, 30mm, RH1
NA
0
NA
0.00
Yes
5 NMT2011 * Valve Guide, Exhaust, 650/750 STD
2
6
-
19.21
Yes
5A 062725 Valve Guide, Inlet, 650/750 STD
4
8
-
19.21
Yes
6 NM25501 Inlet Valve, 750/850
2
1
-
35.89
Yes
7 NM25500 Exhaust Valve, 750/850
2
3
-
34.70
Yes
8 NMT2073 Collar, Valve Spring, Lower, 750
4
12
-
8.95
Yes
9 NM23392 Washer, Heat Insulating
4
17
-
1.05
No
9A 062726 Oilseal, Inlet Valve, Special with Spring
2
12
-
2.65
Yes
10 NM22839 Valve Spring Set, 4 inner 4 outer, Andover
4
3
-
39.75
Yes
11 NM22838 Valve Spring Set, 4 inner 4 outer, Andover
4
3
-
39.75
Yes
12 NMT186 Collar, Valve Spring, Upper
4
11
-
20.77
Yes
13 NMT187 Split Collet, Valve, Pair
4
16
-
4.78
Yes
14 NM25515 Pushrod, Intake, Commando, 8.15"
2
2
-
19.45
Yes
15 NM25516 Pushrod, Exhaust, Commando, 7.3"
NA
0
NA
15.50
Yes
16 NM22771 Tappets, Matched Pair
2
3
-
400.00
Yes
17 NM22772 Tappets, Matched Pair
2
3
-
400.00
Yes
18 NMT2142 Plate, Tappet Retaining
2
4
-
15.85
Yes
19 NMT2143 Screw, 10 x 32, Tappet Retain
4
8
-
5.60
Yes
20 062473 Rocker Arm, LH Inlet (068)
1
2
-
247.00
Yes
21 062471 Rocker Arm, RH Intake (067)
1
2
-
247.00
Yes
22 062474 Rocker Arm, LH Exhaust (070)
1
2
-
247.00
Yes
23 062472 Rocker Arm, RH Exhaust (069)
1
2
-
202.34
Yes
24 NMT2074 Adjuster, Valve
4
8
-
11.75
Yes
25 NMT232 Nut, Valve Adjuster
4
22
-
3.50
Yes
26 NMT2063 + Ball, Rocker Arm
4
12
-
14.95
No
27 NM25350 Spindle, Rocker
4
7
-
18.60
No
28 NM18102 Washer, Thrust, Rockers
NA
0
NA
0.95
Yes
29 NM18103 Washer, Spring, Rockers
4
12
-
1.95
Yes
30 NMT2083 Gasket, Rocker Plate, Outer
4
27
-
0.15
No
31 NMT2240 Gasket, Rocker Plate, Inner
4
29
-
0.15
No
32 NMT2238 Plate, Rockershaft, Inner
4
16
-
1.45
Yes
33 NMT2239 Plate, Rocker Cover
4
19
-
1.95
Yes
34 NMT2256 Hex Head Bolt, 1/4 x 20, 5/8", Plated
8
55
-
0.31
Yes
35 NMT2252 Stud, Front Rocker Cover, 1/4x20x26
4
9
-
1.26
Yes
36 NM18033 Stud, Rear Rocker Cover, 5/16 x 26 x 22
1
4
-
0.90
No
37 000579 Dowel, Rocker Cover
1
4
-
2.20
No
38 NM18093A Cover, Exhaust Rocker
2
4
-
58.00
No
39 NMT2088 Gasket, Exhaust Rocker Cover
2
18
-
0.55
No
40 NMT2085 Domed Nut, Exh.rocker Cover, 1/4 x 26
4
15
-
4.85
Yes
41 NM18094A Cover, Inlet Rocker
1
2
-
51.72
No
42 NMT2084 Gasket, Inlet Rocker Cover
1
14
-
0.45
No
43 NMT2082 Washer, Sealing, Rocker Cover
1
20
-
0.25
No
44 NMT2162 Domed Nut, 5/16 x 26, Rear Rocker Cover
1
5
-
4.55
Yes
45 NMT2161 Stud, 5/16 x 26, Cylinder Head
2
7
-
2.15
No
46 NM24389 Stud, 3/8 x 26 x 20, Cylinder Head
3
14
-
2.62
No
47 NM24260 Nut, Cylinder Head, Bottom Front
2
9
-
5.55
Yes
48 NMT2017 Nut, 5/16 x 26
2
14
-
2.85
Yes
49 NM24250 Nut, 3/8 x 26, (Deep)
1
6
-
3.50
Yes
50 000011 Washer, 5/16 Flat
2
86
-
0.11
Yes
51 060401 Bolt, 3/8 x 26, Cylinder Head
4
14
-
7.95
Yes
52 NM25313 Bolt, 3/8 x 26, Cylinder Head
1
8
-
6.35
Yes
53 016213 Washer, 3/8, Flat, .625" x .390" x .080"
5
10
-
0.65
Yes
NOT ILL 11-400007 Head Fastener Kit, 750 Atlas and Commando to 71
1
2
-
104.22
Yes

Replacement Parts

NOTE: * For oversizes see Group OA
NOTE: + No longer supplied separately.

STATUS Codes: OO - On Order, SO - Special Order, OP - Out of Print, D - Dropped, BO - Back Ordered, NA - Not Available, U-Used. More Status Information

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Norton Commando, 1971 750cc Listing

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