Holley Single Stage 185 Power Valve - High Flow RU003003L These kits are a simple

These kits are a simple and inexpensive alternative to give the flexibility of an adjustable valve train

1-3/8 in Tall

and reduced underhood temperatures

1957-1957 Oldsmobile 88

Holley Single Stage 185 Power Valve - High Flow RU003003L These kits are a simpleSingle 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