NEW STEP BY STEP MAP FOR JDM MAZDA RX-7 FD 13B-REW ENGINE FOR SALE

Until other preparations are made, all Pettit Designed engines use the newest apex seal technological know-how from Mazda, twin sprung 2mm two piece, these seals use an improved electron beam chill hardening method on the very best portion of the seal where it contacts the rotor housing surface area, to our expertise this technological innovation