1979 V4 Evinrude Outboard Service Repair Manual for V4 Engines P/N 506764, Page 57Get this manual
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1-90 2S-80adapter Stevens -77 tester 4 Electro Specialties Model PRV-1
dJumper Wires (4 required)Jumper leads made as shown in Figure 4-7
1 No16 wire, inches (200long 2 Pin P