Tomei Competition Main Bearing Grade C - SR20DE(T) Shift Knobs Black Series Bushings are made

Black Series Bushings are made from a harder 95a Polyurethane

this knob fits all Honda threaded shifters

So this fuel pump will often be enough to suit most engines for the desired power increase that most end users are after

such as the EK4

These use different material of bottom section for each

Tomei Competition Main Bearing Grade C - SR20DE(T) Shift Knobs Black Series Bushings are madeWhen tuning engines for higher power output and high RPM the bearings are subjected to extreme load conditions. These harsh conditions require the bearings to be able to cope with excessive loads and stress conditions. The TOMEI Competition Bearing series are designed for fatigue resistance, durability, effective lubrication and resistance to scoring. Designed for use on engines that will be outputting 1,000 HP and at over 10,000RPM. These advanced