Model Engine Company of America
8-19-2021

MARINE PROPELLERS

CLICK HERE FOR
PROP RECOMMENDATION CHART

Available in Bronze and Stainless Steel.
The -number correlates to Prather Size
Stainless Steel
Part No.
Bronze
Part No.
Diameter (inches)
Shaft Dia (inches)
Pitch (inches)
1.60
.187" - 3/16"
2.5
1.72
.187" - 3/16"
2.6
1.9
.187" - 3/16"
3.0
2.00
.187" - 3/16"
3.2
2.12
.187" - 3/16"
3.3
2.25
.187" - 3/16"
3.5
2.30
.187" - 3/16"
3.6
2.40
.187" - 3/16"
3.8
2.52
.187" - 3/16"
3.9
2.61
.187" - 3/16"
4.0
2.74
.250" - 1/4"
4.2
----
2.95
.250" - 1/4"
4.3
----
3.10
.250" - 1/4"
5.4
Props do require polishing and balancing.
We do not offer this service.

How to balance props CLICK HERE
Nylon Props

Nylon Props with Metric Threaded Brass Insert


Bronze
Part No.
Diameter (mm)
Thread
Pitch (inches)
30
4x.7
2.0
40
5x.8
2.3
45
5x.8
2.7
50
5x.8
2.9
Starter Belts

17" starter belts

19" starter belts

PROP NUTS

Prop Nuts for outboards. Fit .187 shaft diameter

ADJUSTABLE OUTBOARD MOUNTS

Machined from Aluminum Bar this adjustable mount was originally made by Prather Products.

This new production is Made in USA by MECOA

Adjustable Mount for K&B 3.5

Includes Stainless Steel Hardware and back plate is dimpled for precise drilling making mounting to your transom easy.


Adjustable Mount for K&B 7.5, .67, .82 & 1.00

COLLET TYPE FLEX SHAFT DRIVES

954-191 Collet holder for round flex shaft.

1/4"x28 thread size to attach to crankshaft
This is a precision piece.

Collet (required for above holder)

954-192 - (Old K&B #5170)
Fits 3/16" Diameter Cable


954-193 - (Old K&B #5157)
Fits 5/32".152 Diameter Cable

 

SQUARE FLEX SHAFT DRIVES


Square end drives flex cable. 1/4x28 thread to attach to engine.

954-155 (Old K&B #5155).250" Square

954-156 (Old K&B #5156).150~.156 Square
for
.187" Ø Cable

954-158 (Old K&B #5158).120~.130" Square
for .156 Ø Cable

RIGID SHAFT BALL JOINT DRIVES


1/4x28 thread ball drive with a .156 diameter hole with set screw to attach to your drive shaft. Both pieces are hardened steel.