Crower 84045M Features:

Crower 84045M single-spring hydraulic valve spring kit for AMC 290-401 engines Recommended Kit #1 for Crower AMC hydraulic flat tappet camshafts, including 280HDP and 290HDP grinds Performance parts category with semi-universal fitment for selected AMC engine builds Package dimensions: 24.80 in. D x 2.80 in. H x 2.80 in. W; shipping weight: 8.51 lb

Kit AMC 290-401 Single Sp Single-spring Hydraulic Valve Spring Features:

• AMC 290-401 hydraulic flat-tappet cam compatibility, single-spring valve train kit, recommended for 280HDP and 290HDP profiles
• Street-to-drag-strip and oval-track application range, tuned for lightly modified to heavily modified AMC engine builds
• Semi-universal AMC engine fitment, performance valve spring setup, hydraulic camshaft support for stable valvetrain operation
• Compact 24.80 in. x 2.80 in. x 2.80 in. package dimensions, 8.51 lb shipping weight, efficient storage and handling
• Single-spring hydraulic configuration, base kit format without lifters, upgrade path available for cam saver lifter-equipped variant