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Holley Performance 502-5 Model 3210 Throttle Body Injection

93765 - 502-5

2 bbl - TBI - 670 cfm - 2 in. Throttle Bore - 50 State Legal

502-5 Model 3210 Throttle Body Injection Holley Performance

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Holley Performance - Model 3210 Throttle Body Injection - Part#: 502-5 Features:

  • Direct Replacement For OE Units
  • 2 in. Throttle Bore
  • 42 Percent Area Increase Over Stock Tbi
  • Including Air Distribution Ring
  • Increased Torque and Horsepower Up To 25 Percent

Product Documents:

View the Full List of Automotive Applications »

Below is an abbreviated list of applications for the Model 3210 Throttle Body Injection.
Blazer, C1500 Pickup, C2500 Pickup, G10 Van, G15/G1500 Van, G20 Van, G25/G2500 Van, Jimmy, K1500 Pickup, K2500 Pickup, R10 Pickup, R10 Suburban, R1500 Pickup, R1500 Suburban, R20 Pickup, R2500 Pickup, V10 Pickup, V1500 Pickup, Chevrolet, GMC


Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors have powered every NASCAR Sprint Cup team and nearly every NHRA Pro–Stock champion for four decades. Now, Holley EFI is dominating the performance world as well as our products for GM's LS engine. Holley's products also include performance fuel pumps, intake manifolds & engine dress–up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies - Hooker Headers, Flowtech Exhaust, NOS Nitrous, Weiand, Earl's Performance Plumbing, or Diablosport - Holley products can give you the edge you need over the competition.

Shipping Information

  • Item Requires Shipping
  • 5.4 lbs.
  • W11.2500” x H7.8800” x L11.6300”

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