Scott Bonnar Model 33 Parts

Please scroll down the page to view all available replacement parts for the Scott Bonnar 33 16 inch cylinder lawn mower.

For engine parts including gaskets, seals, mufflers, air filters, carburettor components, recoil starter and ignition parts, please click on the appropriate link below.

Briggs and Stratton Engine Parts

Tecumseh Engine Parts

Kirby Engine Parts

Honda Engine Parts

USED PARTS for Scott Bonnar Model 33 cylinder mowers can be found by clicking on the image below:

Clutch Liner (non genuine)

For rear roller drive clutch. Thickness 3mm. *Please note that this clutch liner must be cemented/epoxied in place using an appropriate adhesive (not included).

1 Unit

OUT OF STOCK SB3301

Cutter Bearing RLS5-2NS

Double sealed precision ball bearing.

1 Unit

 

Rear Roller Bearing (non genuine)

Specialty bearing. Outside diametre 38.40mm. Inside diametre 16.00mm. Height 7/16". Replaces OEM Number A1129017.

1 Unit

1 Unit

Primary Drive Chain (non genuine)

No. 415 roller chain. 43 pins. Includes master link and half link (offset link) 

1 Unit

Secondary Drive Chain (non genuine) 

Rear Roller Drive. No. 415 roller chain. 38 pins. Includes master link.

1 Unit

Clutch Thrust Pad (non genuine)

Nylon material. Replaces original brass unit.

1 Unit

Front Roller End Caps (1 pair, non genuine)

Replaces original cast alloy end caps. Hard plastic construction.

1 Pair 

PTO Bearing

Double sealed precision single race ball bearing. Replaces original open race double-row ball bearing.  

1 Unit

Morse Key

No.6 key to suit top pulley and cutter sprocket.

1 Unit

Morse Key

No.9 key to suit cone clutch / PTO shaft.

1 Unit

Clutch Body Key

3/16" square key to suit either 5/8" or 3/4" diametre engine shafts.

1 Unit

Clutch Body Screws & Nuts (Set of 3)

For securing clutch halves. 1/4" x 1 3/4" countersunk screws and Nyloc nuts.

1 Set of Three

                Check out our custom made cylinder mower catchers