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Auto Meter 3900 Sport-Comp Monster Tachometer,5.000 in.
✅ In stock
F
Grade
Analysis Confidence
90%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Oct 27, 2026 8:04 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰At 9% off its standard going rate, this offer delivers clear value for the money.
- 📉Better-priced windows have occurred before, though not frequently — today's price is reasonably competitive.
- 📈Prices have been moving higher lately — waiting risks paying more if that momentum continues.
How We Scored This Deal
Price Competitiveness
10.58/28
Recent Value
0/22
Market Standing
12.94/20
Deal Strength
0/20
Momentum
0/10
📝 Product Overview
🚚 Shipping
Free Shipping
Product Details
✓Traditional incandescent lighting illuminates the front of the dial
✓12 and 16 volt compatible, well-suited with nearly every street car or race car electrical system
✓Auto Meter’s race proven air-core electric tachometers provide quick and accurate readings with a needle so responsive it can go from 0 - full scale in 333 milliseconds
✓Compatible with 1 - 4 pulse ignition signals (2-8 cylinder engines) with points, electronic, and most 12V high-performance racing ignitions.
⚙️ Specifications
Brand
AUTO METER
Material
Plastic
Item dimensions L x W x H
3.94 x 3.94 x 3.94 inches
Item Weight
2 pounds
UPC
046074039003
Global Trade Identification Number
00046074039003
Manufacturer
Auto Meter
Model
3900
Product Dimensions
3.94 x 3.94 x 3.94 inches
Item model number
3900
Is Discontinued By Manufacturer
No