Six Port Insert (Pair) this adapter provides easy access

this adapter provides easy access to the oiling system for external lines or gauges

Wear your passion with the SR Rotary Performance T-Shirt

Keep your vehicle running smoothly with this essential diagnostic tool

Perfect Fit: Tailored for 1984-1985 Mazda RX-7 GSL-SE with 13B engine

Designed for the 1986-1991 Mazda RX-7 (2nd gen)

Six Port Insert (Pair) this adapter provides easy accessUpgrade your rotary engine with our Six Port Insert pair. Designed without a sleeve and featuring an internal lock, these inserts enhance performance by smoothing the powerband and increasing low end power, all without the need for drilling or tapping. Internal Lock: Secures the insert firmly without modifications. Enhanced Performance: Smoother powerband and increased low end power. Sold as a Pair: Includes 2 inserts. Tubes not included. Perfect for