Proform Calibration Spring - Heavy/Medium/Light H764C35XXL Has provision for adding the

Has provision for adding the PCV or breather flange at rear

Dry Nozzle

less adapter)

36 x 72 in

Locknut kit included

Proform Calibration Spring - Heavy/Medium/Light H764C35XXL Has provision for adding theProduct Description: Calibration Spring Heavy Medium Light Steel Natural PROFORM invites racers to experience the strength, innovation, and power behind the PROFORM brand. PROFORM Parts (Specialty Auto Parts U. S. A., Inc.) is a leader in the High Performance Automotive Aftermarket by engineering and manufacturing creative products from intelligent concepts. Our goal is to provide the performance enthusiast with innovation, quality, and affordability