Description

The Sierra 18-5956 Alternator is interchangeable with the following: GLM 74000, Mallory 9-19100, Mercruiser 78403A2, 78403A1, 69729, 59755, 56045, 78477, 90794. Each Sierra product meets or exceeds the original equipment part it replaces. Single wire connection fits Mercruiser and many other applications.
Sierra Alternator
Amp Rating: 68
Precision construction
Interchangeable with the following: GLM 74000, Mallory 9-19100, Mercruiser 78403A2, 78403A1, 69729, 59755, 56045, 78477, 90794