A24-2269-Brian Cover Single Spring-Nissan TB48

Brian Cover Single Spring-Nissan

Brian Crower B1220 Spring Kit is a perfect addition to upgraded valve trains by lower rotating valve train weight.  This allows the engine to rev faster with less strain and create more power in the end

• Chrome Silicon Alloy Steel
• Single Spring Design
• Use with Upgraded Valve train

Spring Specs:

• Seat: 1.425" @80 lbs 
• Open: 0.990" @192 lbs
• Coil Bind: 0.900" (no machine required)