【Spec】
Voltage: 12 V
Terminals: 4
Intermittent Duty
Resistance：3.4Ω
Isolated Base
Work Current：50A
Inrush Current：60A
High Current Stud of Around 5/16 Inch
Low Current Stud of 0.19 Inch
Mounting Type ：Flat 180  
Contact Material ：Cooper
Body Shell Plating：Zinc Coating
Package Weight：0.66lb
Package Size：3*3*2.5 Inch
【Replacement】
Replace for Mercury Marine 89-68258 
Replace for Mercury Marine 89-68258A4 
Replace for Volvo Penta 852565
Replace for Prestolite 15-375 
Replace for Prestolite 15-400 
Replace for Prestolite 15-487
Replace for Prestolite 15-523
Replace for SAZ4201AHY 
Replace for SAZ5201AHY
Replace for SAZ4201EY
Replace for SAZ4201EY1
Replace for SAZ4201GL
Replace for Sierra Marine18-5815 
Replace for Volvo Penta 852565
Replace for Volvo Penta 852565-1
【Note】
You'd better often check the nuts as they may become loose with time going by.