Holley EFI Terminator 550-608 LS MPFI Kit for GM LS1/LS6 Engines with 24x Crank Reluctor

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Description

Holley EFI Terminator 550-608 LS MPFI Kit for GM LS1/LS6 Engines with 24x Crank ReluctorGM LS1 LS6 Engines with 24x crank reluctor, No Laptop Required, 3. 5" Touchscreen Included Get all the great features of Terminator self tuning EFI in a bolt on system for GM's popular LS engines! The 550 608 kit controls fuel and spark through the Terminator's new 3. 5" touchscreen! Install, answer a few basic questions and drive. No laptop required! Features: For GM LS1 LS6 engines with 24x crank reluctor Kit includes everything you need to control

0l 1997-2007 Gen III engines

Requires valve spring upgrade

- 6000-8000+ RPM Ideal operating range (for sub 4” stroke applications)

This Enginetech ERV943-16 Valve Spring Set is designed for 1955-1993 Chevrolet Small Block SBC 400 350 327 307 305 283 5

For 2005+ Gen III IV LS Style Engines

TSP 228R Camshaft(Specs: 228/228

The oval shape of the wire allows better heat dissipation for longer spring life

less valve train wear and tear and more power

3L 2008 2016 GMC Envoy 5

050 Inch Lift: 257

It also produces a significant amount of blow-by

6L 4cyl D16Z6 SOHC