Mazda Miata 99+ Hondata Heatshield Intake Manifold Gasket Shifter Cable Bushing & Base Bushing Combo The o-ring sealed plug is

The o-ring sealed plug is a perfect fit

Infiniti Q50 2014+

Required engine oil is the same as factory's volume

Instructions for Part# 21501HKR

Tapered and pre-curved fingers

Mazda Miata 99+ Hondata Heatshield Intake Manifold Gasket Shifter Cable Bushing & Base Bushing Combo The o-ring sealed plug isThe Mazda BP 4W (99 up Miata 1. 8L) Heatshield is a replacement intake manifold gasket made from special high temperature plastic, designed to insulate the intake manifold from the cylinder head. Hondata has developed a special high temperature insulating gasket which replaces the stock intake gasket. This and bypassing several heat sources significantly reduces the transfer of heat from the head to the intake and incoming air giving you up to 5% more