Proform Adjustable Piston Ring Compressor 4" - 4.090" - Blue 3450 Clean OEM-like fit & finish

Clean OEM-like fit & finish - Gauges do not obstruct the driver's view of the factory cluster and are positioned at optimum viewing angles for at-a-glance readings

GM A-Body / F-Body / X-Body 1969-78

2006-2006 Chevrolet Trailblazer

428 lb/in Spring Rate

Proform Adjustable Piston Ring Compressor 4" - 4.090" - Blue 3450 Clean OEM-like fit & finishPutting the connecting rod through first, simply place the piston (with rings) into the tapered end of the ring compressor. Tighten the compressor snugly around the base of the piston. Then lay the compressor flat on the engine cylinder bore. NOTE: Image shows #PFM66766 and is for reference only. 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