KEN'S FACTORY BILLET PUSH ROD COVERS MotoTachometer AFR+ combines an EFI controller

AFR+ combines an EFI controller with a wideband O2 sensor and AFR gauge to provide a user instant fuel trimming ability and gives feedback about their vehicle's state of tune on the analog view of air/fuel ratio values between 10 and 16

Vendor Part Number: 02-201

But it glows at night for up to 3-4 hours

and yes — they work on touchscreens

Vendor Part Number: 18-987

KEN'S FACTORY BILLET PUSH ROD COVERS MotoTachometer AFR+ combines an EFI controllerFits 1999 2017 Twin Cam, Black anodized with clear cuts Ken's Factory push rod covers are precision made from billet aluminum and available with a polished finish or black anodized with clear cuts. They are adjustable in length for use on stock and stroker engines. Available for 1999 2017 Twin Cam. Sold in sets of 4.