1978 Johnson 4HP outboards Service Repair Manual P/N JM-7803, Page 54Get this manual

Quality of the image is intentionally reduced!

DESCRIPTION The powerhead consists of the cylinders, pistons, rods, crankshaft, and crankcaseThe powerhead has two cylinders horizontally mounted in vertical planeThe firing order is combined so that

• • TGB
  • Arctic Cat
  • Bombardier
  • Can Am
  • Honda
  • John Deer
  • Kawasaki
  • Polaris
  • Suzuki
  • Yamaha
• • Kawasaki
• • Chrysler
  • Honda
  • Johnson Evinrude
  • Mercury
  • Suzuki
  • Tohatsu
  • Yamaha
• • Honda
  • Polaris
  • Sea Doo
  • Yamaha
• • Arctic Cat
  • Polaris
  • Ski Doo
  • Yamaha
• • Chrysler
  • Mercury
  • OMC
  • Volvo