HP .40 ENGINE PARTS
 

The HP .40 has changed very little since its introduction. All parts interchange.

Earlier models used a steel liner in both Gold Cup and Silver Star models. Later
versions used steel liners on the Silver Star and brass liners on the Gold Cup versions.

 

Part No.

Description

Engine model / size

10-2101
Crankcase HP.40 SS
10-2102
Crankcase HP.40 GC
10-2121
Crankcase HP.40 marine SS
10-2122
Crankcase HP.40 marine GC
11-2101
Cylinder Head HP.40 SS
11-2102
Cylinder Head HP.40 GC
12-2101
Cylinder Liner HP.40 SS
12-2102
Cylinder Liner HP.40 GC
13-2101
Piston HP.40 SS (for steel liner)
13-2102
Piston HP.40 GC (for brass liner)
14-2101
Piston Ring HP.40 SS, GC
15-2101
Wrist pin HP.40
16-2101
Connecting Rod HP.40
17-2101
Crankshaft HP.40
17-2102
Crankshaft HP.40 rear intake
17-2103
Crankshaft HP.40 FI Reverse
18-0011
Bearing Rear HP .20,.40 Front intake
18-0012
Bearing Front HP.40 all
18-0015
Bearing Rear HP 40 Rear intake
19-2101
Prop Drive Collet HP.40
20-2101
Prop Drive HP.40 SS
20-2102
Prop Drive HP.40 GC
21-2101
Rear Cover HP.40 SS
21-2102
Rear Cover HP.40 rear intake SS
21-2103
Rear Cover HP.40 GC
21-2104
Rear Cover HP.40 rear intake GC
23-2101
Prop Washer HP.40
24-2101
Prop Nut HP.40 --- 6mm
25-2101
Screw Set, engine HP.40
25-2131
Screw Set, muffler HP 20 40
25-2181
Screw Set, carb neck HP 40 61
26-2101
Snap Rings HP 40
27-2181
O-ring, carb neck HP 20,40 Carb Neck
27-2182
O-ring, high speed needle HP ALL
27-2183
O-ring, idle needle HP 20 40  ALL
29-2101
Gasket Set HP.40 Engine
29-2111
Gasket Set HP 40 HEAD SHIM
29-2131
Gasket Set HP 40 Muffler gasket
30-2101
Muffler HP 20, 40 SS
30-2102
Muffler HP 20, 40 GC
30-2103
Muffler HP 20, 40 SS pusher style
31-2101
Front cover HP 40 front intake SS
31-2102
Front cover HP 40 front intake GC
31-2103
Front cover HP 40 rear intake SS
31-2104
Front cover HP 40 rear intake GC
35-2101
Rear Rotor Pin HP 40
37-2101
Rear Rotor Valve HP 40
80-2101
Carburetor HP .40
80-2151
Venturi Complete HP .40 U/C VENTURI
80-2152
Venturi Complete HP .40 free flight VENTURI
81-2101
Carb Body HP .40
81-2151
Venturi body HP .40 U/C VENTURI
81-2152
Venturi body HP .40 free flight VENTURI
82-2101
Carb Barrel HP .40
83-2101
Stampings/Springs HP 20-40 & VT throttle arm
83-2102
Stampings/Springs HP 20-40 Barrel Spring
83-2103
Stampings/Springs HP needle ratchet ALL
84-2101
Screws/turnings HP 20-40 barrel stop screw/nut
84-2102
Screws/turnings HP 20-40, VT all, throttle arm nut
84-2103
Screws/turnings HP40 Spray Bar
84-2151
Screws/turnings HP .40,.61 spray bar for venturi
85-2101
Needle HP 20,40, 61 High  speed
85-2102
Needle HP40 Low speed
87-2101
Needle/Spray Bar HP40 for carb
87-2151
Needle/Spray Bar HP .40,.61 for venturi
 

 

©2004-1998 Model Engine Corporation of America, All rights reserved.
HP is a Registered Trademark of Model Engine Corp. of America
Registered U.S. Patent Office

No part may be reproduced without written permission from
MECOA -- P.O. Box 98 -- Sierra Madre, CA 91025 U.S.A.