LAWN-BOY TWO-CYCLE ENGINES | |||||
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During the 1960s, Outboard Marine Corporation manufactured the Lawn-Boy two-cycle engines. Engines listed were used on rotary mowers, edge-trimmers, snow blowers, and rotary tillers. Most of these engines’ identification can be found on the engine shroud or gas tank strap. | |||||
Model | Bore | Stroke | Displacement | Spark Plug Type | Spark Plug Gap |
*Spark Plug: Recommended plug is Champion or Autolite-A11X. | |||||
(Source: Some of the data is from “Small Engines Service Manual”) | |||||
C-10 | 1-15/16 | 1-1/2 | 4.43 | *J14J | 0.025 |
C-12 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-13 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-14 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-15 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-16 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-17 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-20 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-21 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-22 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-40 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-41 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-42 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-50 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-51 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-60 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-61 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-71 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-72 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-73 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-74 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-75 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-70 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-80 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-81 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-76 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-77 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
C-78 | 1-15/16 | 1-1/2 | 4.43 | J14J | 0.025 |
Lawn Boy