The basic size of each part is the same size as the original manufacturer’s product.
It is made from heat-resistant steel normally used for the exhaust. The density is high and very durable as the umbrella parts have undergone plastic operation by the casting between heat.
The abrasion-resistant ability has been improved with Tufftride surface processing.
NAPREC Forged Intake Valve for RB26 will resolve issues seen in standard valves with oil leakage caused by wear-and-tear at the stem and valve sheet.
NAPREC recommends using this part for an engine overhaul.
NOTE: Reference (Nissan original product / JP¥2,174)