Brian Crower Spring & Retainer Kit for Nissan KA24DE High Mileage Dual Spring...

Brian Crower Spring & Retainer Kit for Nissan KA24DE (High Mileage) Restore valve train performance with the Brian Crower High Mileage Dual Spring and Steel Alloy Retainer/Seat kit for the Nissan KA24DE. Engineered for durability and precision, this kit addresses common wear in high-mileage motors and provides reliable valve control for spirited driving or daily use. Key Features Dual spring design for improved stability and reduced valve float at higher RPMs Steel alloy retainers and seats for superior wear resistance and consistent seating over time Direct fit for KA24DE applications — simplifies installation without modification Ideal for high-mileage engines where original springs and retainers show fatigue or settling Benefits Restores proper valve closing force and improves idle quality Extends valvetrain life by resisting sag and wear Delivers dependable performance under higher RPM and boost conditions Whether you’re rebuilding a KA24DE or refreshing a tired valvetrain, the Brian Crower kit offers a cost-effective upgrade for longevity and consistent engine response.