Holley Single Stage 125 Power Valve - High Flow Spark Plug Wire Markers 5"—measure the length of your

5"—measure the length of your sunroof to determine your size

and a clutch assembly tool that is provided in the rebuild kit

lighter solution where performance is critical or where space is a premium

2007-2007 GMC Sierra 1500 Classic

Bump Spring Storage Case

Holley Single Stage 125 Power Valve - High Flow Spark Plug Wire Markers 5"—measure the length of yourSingle Stage Power Valves High Flow #HLY125 125 Opening Vacuum 2. 5" Hg #HLY125 135 Opening Vacuum 3. 5" Hg #HLY125 145 Opening Vacuum 4. 5" Hg #HLY125 155 Opening Vacuum 5. 5" Hg #HLY125 165 Opening Vacuum 6. 5" Hg #HLY125 185 Opening Vacuum 8. 5" Hg #HLY125 1005 Opening Vacuum 10. 5" Hg Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every NASCAR Cup team and nearly every NHRA Pro Stock champion