Overview Reviews Product Description Exceptionally strong, rigid frame, weighs only 6 lbs. Works with nearly all valve-in head and L-head engines as well as truck and tractor engines. Lisle Tools Catalog Product Videos Custom Field Harmonization code HTS #8205599080 Manufacturing country US Product Reviews Write a Review Write a Review × Lisle High Leverage Valve Spring Compressor 44300 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *