Landrum DRS Coil Spring - 5.0" OD - 18.000" Length - 150 lb/in Spring Rate - Front - Gray Powder Coat H769001 This device will only display

This device will only display and/or communicate with Holley EFI HP or Dominator ECUs with V4 Build 110 or later firmware

Direct Replacement

1-1/4" turbulators maximize cooling & minimize pressure drop

Two probes available

The Competition Package Race Ready CNC Porting Eliminator Head flows 329 CFM which is enough airflow to reach that elusive 700 HP mark in aggressive drag race trim while allowing you to retain all of your standard valvetrain components

Landrum DRS Coil Spring - 5.0" OD - 18.000" Length - 150 lb/in Spring Rate - Front - Gray Powder Coat H769001 This device will only displayProduct Description: Coil Spring DRS 5 in OD 18 in Length 150 lb in Spring Rate Front Steel Gray Powder Coat Sold Individually Consistent Performance and Reliability Landrum Performance Springs give you the consistent high performance and reliability you need. We use state of the art designs, materials, and manufacturing processes to produce race springs that out perform the competition and help put you in victory lane. Lightweight, High Travel and