The Power Driven Diesel 104LB Performance Valve Springs were designed with performance in mind for your 1998-2018 Cummins diesel. We recommend these valve springs for engines that are pushing over 45psi boost and/or 3200rpm. These performance valve springs will help prevent valve float, therefor allowing your engine to run more efficiently and make more power safely.
Features:
– Helps Prevent Valve Float
– Increased Performance
– Rated up to 95psi Boost/Drive Pressure
– Rated up to 4500 rpm on stock locks and keepers
– Less Cam Wear than 110lb springs
Sebastian sisi (verified owner) –
Shipping was quick and packaged well. High quality. Super easy to install. Would recommend to anyone with a Cummins.