AutoMeter 10,000 RPM Pro-Comp Tachometer - 3-3/4" 110002 A simple 1/8" NPT fitting

A simple 1/8" NPT fitting on the back makes installation easy

“Z” type right side door bar and gussets are included

2007-2007 Chevrolet Silverado 3500 Classic

This 230cc cylinder head is ideal for normally aspirated 396-427ci and for a wild 346ci the 230 is a good choice

AutoMeter 10,000 RPM Pro-Comp Tachometer - 3-3/4" 110002 A simple 1/8" NPT fittingSince 1957, AutoMeter has set the standard in performance, accuracy and durability with their legendary Tachometers. The absolute pinnacle of engineering and technology, it's no wonder AutoMeter can lay claim to more motorsports victories than every other gauge manufacturer combined. The patented air core meter movement, wound in house to exacting standards, can move the needle from 0 10,000 rpm in 333 milliseconds. An inaugural inductee to the Hot