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Vehicle Info NeededCLASSIC INSTRUMENTSPART NUMBER: 087-SN10K
Tachometer Signal Pull-Up Resistor for GM LS-Series Engines
$1768
Ships on Sep 04, 2026
Lowest Price GuaranteeTachometer Signal Pull-Up ResistorUniversal Fit For GM LS-Series Engines Sold Individually
This pull-up resistor boosts a weak tachometer signal so a standard, non-ZST tachometer reads accurately on GM LS-series engine applications.
Classic Instruments SN10K Pull-Up Resistor Application
- Boosts tachometer signal strength for GM LS-series engines
- Compatible with standard 3 3/8 in. and 4 5/8 in. non-ZST tachometers
- Most stock GM ECM computers require this part for correct tachometer operation
Part TypeTachometer Accessory
BrandCLASSIC INSTRUMENTS
Package Height0.7
Package Width3.1
Package Length3.7
Weight0.28 PG
Part CategoryReplacement Parts
Part FitmentSemi Universal
Vendor Part NumberSN10K
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
