Sierra International 59737P Medium Lido Fog Resistant Tachometer, White

Scratch Resistant Curved Glass Lens, With Stainless Steel, Near-Flush Bezels. White Dial, Black Numerals, Black Pointer With Fire-Orange Tip. White Perimeter And Red Thru-Dial Lighting. Size: 3′ Dial Range: 0-7000 Rpm Sender Code: O/B Alt./Coil * Mariner 30 And 40 Hp (2-Cylinder) Engines Require A Module (Mercury P/N 17461A2) When Using This Tachometer. Not Tested For Non-Original-Equipment (Aftermarket) Ignition Systems. Not For Diesels.