Articles tagged #MAST MOTORSPORTS
Articles tagged
#MAST MOTORSPORTS
427 LSX Throttle Body Test: Measuring the Difference Between 4150 and 4500
A throttle body comparison on a 427 LSX equipped with Mast Black Label LS3 heads and a CNC-ported single-plane intake showed a 12-hp gain when stepping from a 4150 to a 4500-series unit. The results confirmed that the high-flow Mast intake was being restricted at the throttle body.