Crower 84161DS Features:

Crower 84161DS valve spring and retainer kit for Honda/Acura 1.8L GSR VTEC engines, including B16A, B18C, and B17A twin-cam applications. Includes 16 high-pressure dual valve springs, part number 68188-16, and 16 steel retainers, part number 87093DS-16. Designed for high-lift camshafts over +0.060 in. lift and high-rpm valvetrain performance in modified VTEC engine builds. Valve spring specs include 82 lb seat pressure at 1.350 in., 224 lb nose pressure at 0.900 in., and 0.765 in. coil bind.

Kit Honda/Acura 1.8L Gsr VTEC Dual Spring & Steel Features:

• Honda/Acura 1.8L GSR VTEC fitment for B16A, B18C, and B17A twin-cam engines, engine-specific valvetrain upgrade
• High-pressure dual valve springs with 82 lb seat pressure at 1.350 in. and 224 lb nose pressure at 0.900 in.
• Supports high-lift camshafts over +.060 in. lift and high-rpm operation, helping control valve motion at elevated speeds
• Steel retainers included for dual-spring setup, with upgraded retainer design requiring underside rocker clearance machining
• 0.765 in. coil bind specification and recommended upgraded cam bolt compatibility for improved valvetrain reliability