.67 .82 .91 100 R/C
PARTS LIST

Click on part no. to see picture

Ducted Fan

5299 / 5300
9549 / 9550
 

Outboard

5101 / 5375
9550 / 9575

Aero

9500

 

Inboard

5100 / 5350 / 5390

.67 (11cc), .82 (13.4cc), .91 & 1.00 (16cc) Family.
These were made in outboard, inboard, aero, and ducted fan.

Distinguishing features:
No size markings on most engines.
Early models had 11cc cast on and had a removable front housing.
Most have oval K&B logo.
Some have size stamped on mounting lug or in the serial number. Like B10082 would be a .82
All have 6 bolt head.

To be sure of what size you have we highly suggest measuring the bore size with calipers.

.67 - 0.962"Ø
.82 - 1.040"Ø
.91 - 1.100"Ø
1.00 - 1.100"Ø

Inboards were only made in .67 - .82 and .91 sizes
Outboards were only made in .67, .82, and 1.00 sizes
Ducted Fans were only made in .82 and 1.00 sizes
(Some ducted fans .77 size were made for Bob Violett but at present time we only have some renegade crankcases and Cylinders.
)
Aero were only made in .67 (very few), and 1.00 sizes

The list below is for reference only. Click the blue banner above for more info.

* DF - ducted fan / OB - outboard / IB - inboard
New
Part No.
Old
Part #
Description
Model
Model No.
Crankcase
.67 OB
5101
Crankcase
.67 IB
5100
Crankcase
.82 DF
5300
Crankcase
.82 IB
5350
Crankcase
.82 OB
5375
Crankcase
.91 IB
5390
Crankcase
100 DF
9550, 9549
Crankcase
100 Aero
100 OB
9500
9575
Crankcase
82 DF
-
Cylinder Head
100 Aero
100 DF
9500
9550, 9549
Cylinder Head - 1 Piece
100 DF
9550, 9549
Cylinder Head
.82 DF
5300
Heat Sink Head
.82 DF
5300
Heat Sink Head
100 DF
9550, 9549
Water Cooled Marine Head
.67 OB
.67 IB
5101
5100
Water Cooled Marine Head
.82 OB
.82 IB
5375
5350
Water Cooled Marine Head
.91 IB
5390
Water Cooled Marine Head
100 OB
9575
Head Button - Combustion Chamber
.67 OB
.67 IB
5101
5100
Head Button - Combustion Chamber
.82 DF
5300
Head Button - Combustion Chamber
.82 OB
.82 IB
5375
5350
Head Button - Combustion Chamber
.91 IB
5390
Head Button - Combustion Chamber
100 Aero
100 OB
9500
9575
Head Button - Combustion Chamber
100 DF
9550, 9549
Wrist Pin
.67 OB
.67 IB
5101
5100
Wrist Pin
100 Aero
.82 100 DF
.82 100 OB
.82 .91 IB
9500
5300 9550 9549
5375 9575
5350 5390
Connecting Rod
100 Aero
.82 100 DF
.67 .82 100 OB
.67 .82 .91 IB
9500
5300 9550 9549
5101 5375 9575
5100 5350 5390
Crankshaft
100 Aero
9500
Crankshaft
. 82 .91 IB
.82 DF
5350, 5390
5300
Crankshaft
100 DF
9550, 9549
Crankshaft
.67 IB
 
Crankshaft
.67 OB
5101
Crankshaft
.82 OB
5375
Crankshaft
100 OB
9575
Bearing, PTO
.67 .82 100 OB
5101 5375 9575
Rear Bearing; 1.2598 OD 32mm
.82 DF
.67 .82 .91 IB
5300
5350 5100 5390
Front Bearing; .944 OD 24mm
.82 DF
.67 .82 .91 IB
5300
5101 5350 5390
Rear bearing (Early .67 inboard) 1.102 OD 28mm
-
-
Ball Bearing, Front
100 Aero
100 DF
.67 .82 100 OB
9500
9550 9549
5101 5375 9575
Ball Bearing, Rear
100 Aero
100 DF
.67 .82 100 OB
9500
9550 9549
5101 5375 9575
Prop Drive Collet
100 Aero
100 DF
.67 .82 100 OB
9500
9550 9549
5101 5375 9575
Drive Collet
.67 .82 .91 IB
.82 DF
.67 .82 .91 IB
5100 5350 5390
5300
5350 5100 5390
Prop Drive
100 DF
100 Aero
9550 9549
9500
Prop Drive
100 DF
100 Aero
-
Prop Drive (.530 length)
use with 19-6101 collet
.82 DF
5300
Prop Drive (1.145 length)
use with 19-6101 collet
.82 DF
5300
Flywheel, Brass
(use with 19-6701 collet)
.67 .82 IB
5100, 5350
Flywheel, Aluminum
(use with 19-6701 collet)
.67 .82 IB
.91 IB
5101 5350
5390
Starter Pulley (Overdrive)
.91 IB
5390
Flywheel, Lightened
.67 .82 100 OB
5101 5375 9575
Back Plate
100 Aero
9500
Drum Valve Housing
.82 100 DF
.67 .82 .91 IB
5300 9550 9549
5100 5350 5390
Back plate Only PTO
.67 .82 OB
5101 5375
Back plate Only PTO
100 OB
9575
Drum Valve Back Plate Assembly
.82 100 DF
.67 .82 .91 IB
5300 9550 9549
5100 5350 5390
Back Plate Assembly w/Bearings
.67 .82 OB
5101, 5375
Back Plate PTO Assembly w/Bearings
100 OB
9575
Prop Washer
100 DF
9550 9549
Prop Washer Stud Nut Kit
.82 DF
5300
Prop Stud, Nut, & Washer
1/4-28 x 2"
.82 DF
5300
Prop Nut
100 Aero
100 DF
9500
9550 9549
Prop Washer and Nut
100 Aero
100 DF
9500
9550 9549
Engine screw set
1.00 aero
9500
Engine screw set
.82 100 DF
5300 9550 9549
Engine screw set
.67 .82 .91 IB
5100 5350 5390
Engine screw set
.67 .82 OB
5101 5375
Engine screw set
100 OB
9575
Muffler screws
100 aero
9500
Ex adpt screws
All
all
Prop Stud, 1/4 X 28 Thread
.67 .82 .91 IB
5350 5100 5390
Lower Outboard Unit Screw Set
-
-
Flywheel Socket Screw
.67 .82 100 OB
5101 5375 9575
Wrist Pin Retainers (2 each)
100 Aero
.82 100 DF
.67 .82 100 OB
.67 .82 .91 IB
9500
5300 9550 9549
5101 5375 9575
5100 5350 5390
Mixture disk O-ring set
--
--
Back Plate O-ring (1/pack)
100 Aero
.82 100 DF
.67 .82 100 OB
.67 .82 .91 IB
9500
5300 9550 9549
5101 5375 9575
5100 5350 5390
Exhaust Adapter O-ring (2 per pack)
.82 100 DF
5300 9550 9549
Carburetor O-ring (4/pack)
.67 .82 OB
.82 DF
.67 .82 .91 IB
5101 5375
5300
5350 5100 5390
Gasket, Carburetor (2/pack)
100 Aero
9500
Carburetor Gasket (2/pack)
100 OB
9575
Carburetor Draw Bar Assembly
(.293 dia)
.67 .82 IB
.82 DF
5100 5350
5300
Draw Bar (.233 dia use on 5335 housing)
100 DF
.67 .82 OB
.67 .82 .91 IB
9550 9549
5101 5375
5390
Carburetor Draw Bar (.233 dia)
100 OB
100 Aero
9575
9500
Head Shim Set (2/pack)
.002 / .005
.67 OB
.67 IB
5101
5100
Head Shim Set (2/pack)
.005 / .010
.82 OB
.82 DF
.82 IB
5375
5300
5350
Head Shim Set - (2/pack)
.005 / .010
.91 IB
5390
Head Shim Set (2/pack)
.005 / .010
100 Aero
100 DF
100 OB
9500
9550 9549
9575
Gasket, Carburetor (4/pack)
100 DF
9550 9549
Muffler
100 Aero
9500
Exhaust Adaptor
.82 100 DF
5300 9550 9549
Exhaust Adaptor
.67 .82 100 OB
5101 5375 9575
Pipe Adapter, 12 Degree w/Screws
.67 .82 .91 IB
5100 5350 5390
Pipe Adapter, 20 Degree w/Screws
.67 .82 .91 IB
5100 5350 5390
piston/cylinder old style
-
-
Piston & Sleeve
.67 OB
.67 IB
5101
5100
Piston & Sleeve
.82 OB
.82 DF
.82 IB
5375
5300
5350
Piston & Sleeve Assembly
.91 IB
5390
Piston and Sleeve
100 Aero
9500
Piston and Sleeve
100 DF
100 OB
9550 9549
9575
Drum Valve
.82 100 DF
67 .82 .91 IB
5300 9550 9549 5100 5350 5390
Lower Unit Assembly(Less Hinge) Complete
.67 .82 100 OB
5101 5375 9575
Lower Unit Halves (Matched)
.67 .82 100 OB
5101 5375 9575
Flex Shaft
.67 .82 100 OB
5101 5375 9575
Water Pick-Up Tube
.67 .82 100 OB
5101 5375 9575
Muffler Plate (5/pack)
.67 .82 100 OB
5101 5375 9575
Square Drive Collet ¼” (.250 sq)
.82 .91 IB
5390 5350
Square Drive Collet 3/16 (.187 sq)
.67 IB
5100
Hinge Pin
.67 .82 100 OB
5101 5375 9575
Prop Nuts, (2/pack)
.67 .82 100 OB
5101 5375 9575
Bent Water Fitting w/Nut (10-32)
.67 .82 100 OB
5101 5375 9575
Water and Pressure Fitting (10-32)
100 Aero
.67 .82 100 OB
.67 .82 .91 IB
9500
5101 5375 9575
5350 5100 5390
Steering Arm
.67 .82 100 OB
5101 5375 9575
Teflon Flex Shaft Tube
.67 .82 100 OB
5101 5375 9575
Prop Shock Absorber (5/pack)
.67 .82 100 OB
5101 5375 9575
PTO Shaft
.67 .82 OB
5101 5375
PTO Shaft
100 OB
9575
Prop Shaft Assembly
.67 .82 100 OB
5101 5375 9575
Hinge w/Bushings
.67 .82 100 OB
5101 5375 9575
Hinge Nut Plate
.67 .82 100 OB
5101 5375 9575
Hinge, Screws and Clamp plate
.67 .82 100 OB
5101 5375 9575
Lower Unit Maintenance Kit
.67 .82 100 OB
5101 5375 9575
K&B Carburetor (.483 Bore)
Optional on other than 100 size engine
100 DF
100 OB
.82 .91 IB
9550 9549
9575
5350 5390
K&B Carburetor
100 Aero
9500
K&B Carburetor
.67 .82 OB
.82 DF
.67 .82 IB
5101 5375
5300
5101 5350
Carburetor Body
.67 .82 OB
.82 DF
.67 .82 IB
5101 5375
5300
5101 5350
Carburetor Body
100 DF
100 OB
.91 IB
9550 9549
9575
5390
Carburetor Body
100 Aero
9500
Carburetor Barrel
100 DF
.67 .82 OB
.82 DF
.67 .82 IB
9550 9549
5101 5375
5300
5101 5350
Carburetor Barrel
100 OB
.91 IB
9575
5390
Carburetor Barrel
100 Aero
9500
Carburetor Control Arm
.67 .82 .91 IB
5101 5350 5390
Carburetor Snap Ring
.82 DF
.67 .82 100 OB
5300
5101 5375 9575
Low Speed Disk
.91 IB
5390
Carburetor Fuel Fitting
.67 .82 100 OB
.67 .82 .91 IB
5101 5375
5350 5100 5390
Carburetor Plug (6-40 Thread)
.67 .82 100 OB
5101 5375 9575
Low Speed Disk
100 Aero
9500
Low Speed Disc
100 DF
.67 .82 100 OB
.82 DF
.67 .82 IB
9550, 9549
5101, 5375, 9575
5300
5101, 5350
Needle Valve Assembly
on carburetor type
--
--
Carburetor Maintenance Kit
.82 OB
5375
Carburetor Maintenance Kit
100 Aero
9500
Carburetor Maintenance Kit
.67 .82 OB
.82 DF
.67 .82 .91 IB
5101 5375
5300
5101 5350 5390
Carburetor Maintenance Kit
100 DF
100 OB
9550 9549
9575
Remote Needle Valve Assembly ALL -
Mixture Fuel Valve ( Servo Control)
ALL
-
Maintenance Kit (Engine)
use 27-5801, 27-6721, 25-6721
.82 100 DF
.67 .82 .91 IB
5300 9550 9549
5100 5350 5390
Engine Maintenance Kit
.67 .82 100 OB
5101 5375 9575
Maintenance Kit (Engine)
100 Aero
100 DF
9500
9550 9549
Flex Shaft Lube
-
-