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5027 - 1988-91 4.3L 670 CFM TBI Unit
Throttel Bodies: Classic Industries now offers Holley rerplacement throttle bodies for 1986-89 Chevrolet/GMC trucks. Add power and performance at an attractive price. The 670 CFM units have a 2ö throttle bore for a 42% increase in area over stock. The400 CFM unit has a 1.68ö throttle bore for a 48% increase in area over stock. All TBI's are direct replacements for the original units and all are 50 state legal. Replace your worn out TBI and get the performance you're looking for with these quality Holley units.
Product #: 5027
MSRP: $643.99 ea
Classic: $584.99 ea