Chad Knaus and Regan Smith explain the difference between a restrictor plate and tapered spacer, Restrictor plate vs. tapered spacer. What's the difference? Chad Knaus and Regan Smith explain.

Restrictor plate vs. tapered spacer. What's the difference? Chad Knaus and Regan Smith explain.

Chad Knaus and Regan Smith explain the difference between a restrictor plate and tapered spacer, Restrictor plate vs. tapered spacer. What's the difference? Chad Knaus and Regan Smith explain.

Chad Knaus and Regan Smith explain the difference between a restrictor plate and tapered spacer, Restrictor plate vs. tapered spacer. What's the difference? Chad Knaus and Regan Smith explain.

YellaWood 500 - Wikipedia

YellaWood 500 - Wikipedia

Chad Knaus and Regan Smith explain the difference between a restrictor plate and tapered spacer

Jayski's® NASCAR Silly Season Site - NASCAR Sprint Cup News Archives

Chad Knaus and Regan Smith explain the difference between a restrictor plate and tapered spacer, Restrictor plate vs. tapered spacer. What's the difference? Chad Knaus and Regan Smith explain.