H&R 60mm ID Single Race Spring Length 80mm Spring Rate 30 N/mm or 171 lbs/inch - ZF080-030 Aluminum Tubing 5-3/4" tall inverted top conical

5-3/4" tall inverted top conical 360 degree radial flow performance air filter with 5-layers of progressive finer mesh cotton media providing maximum airflow and performance

and if that heat isn't dissipated

Designed as a tribute to Porsche’s iconic motorsport tradition of the ignition key on the left this premium ignition starter switch fuses history with modern engineering

Heavy-Duty

H&R 60mm ID Single Race Spring Length 80mm Spring Rate 30 N/mm or 171 lbs/inch - ZF080-030 Aluminum Tubing 5-3/4" tall inverted top conicalH&R 2. 50" I. D. Race Springs are made with extremely high tensile strength wire alloy which allows the use of a thinner wire. Manufactured using advanced materials and precision technology in Germany, H&R 2. 50" I. D. Race Springs are crafted from special lightweight (hf) 54SiCr6 spring steel. For any given spring rate, they are on average 15% lighter and have 10% more travel than competitors' springs. Main springs range from 6" to 18" in length and