Firestone 2574 FIR Gauges engine Intended to replace the cylinders

Intended to replace the cylinders and pistons of a 80in

1979-1981 Honda CX500D Deluxe

Heads come completely assembled with valve seats

2017 Arctic Cat Prowler 1000 XT

2000-2019 Harley Davidson XL1200C Sportster 1200 Custom

Firestone 2574 FIR Gauges engine Intended to replace the cylindersFirestone manufactures and provides air springs for all vehicles. We began developing air suspension for passenger cars and trucks more than 70 years ago. We continue to be innovative in product design, material selection and customer service so we can provide you with a better ride and safe load carrying capabilities. Firestone stands for quality, reliability and service.