Speed Pro Speed Pro Piston Rings 4.390" Bore File Fit 1/16 x 1/16 x 3/16" Thick - Low Tension AA0220BG1T59 Holley Replaceable Air Bleed 126-30-10

Holley Replaceable Air Bleed 126-30-10 Drill Size 0

25" and 27

Do Not Install Using the Cap

Stainless socket head mounting bolts included

Simple Calibration Wizard (answer a few questions about your engine and it creates the base map

Speed Pro Speed Pro Piston Rings 4.390" Bore File Fit 1/16 x 1/16 x 3/16" Thick - Low Tension AA0220BG1T59 Holley Replaceable Air Bleed 126-30-10Face of top rings are coated with the latest generation Plasma Moly Plasma Moly ring face decreases friction and is highly resistant to scuffing Low tension set to further reduce friction (not recommended for street use) Application specific design to ensure a perfect fit and correct operation for unsurpassed quality that you can trustFrom pistons to engine bearing components, Speed Pro offers an array of performance engine parts. You can rely on