The Nitrous Express 90mm spacer ring is a replacement spacer for the 5.0L pushrod plate system sized for 90mm throttle body or intake manifold openings. Forged from solid billet aluminum and anodized black, the spacer ring ensures proper fitment and spacing when installing a plate-style nitrous system on compatible 5.0L pushrod engines.
Nitrous Express Spacer Ring 90mm for 5.0L Pushrod Plate System