Wide Open TBI Spacer 1986-91 Chevy/GMC Trucks/S10/SUV 4.3L V6 & 5.0L/5.7L V8
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TRANS DAPTPART NUMBER: 969-2633

Wide Open TBI Spacer 1986-91 Chevy/GMC Trucks/S10/SUV 4.3L V6 & 5.0L/5.7L V8

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Wide Open
    Wide Open TBI Spacer
  • 1986-91 Chevy/GMC Trucks/S10/SUV 4.3L V6 & 5.0L/5.7L V8
  • Single Wing Nut Air Cleaner

    The open plenum design of these TBI Spacers promotes improves mid-to-high end torque. Wide Open spacers are made for towing applications, or frequent wide open throttle use.

    Emissions Note:

    This part is legal for sale and use on Emissions Controlled Vehicles, in all 50 states, when used in accordance with the manufacturer's application guide because it has a California Air Resources Board (CARB) Executive Order (EO) # D-578-1

    CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

    Trans Dapt's Throttle Body Injection (TBI) Spacers and adapters are available in three styles to improve the quality of engine air/fuel mixture for increased intake manifold volume. Trans Dapt TBI spacers provide better throttle response, fuel efficiency increases of 8 percent or more and significant torque gains throughout the rpm range These TBI spacers are designed for easy bolt-on installation and are 50-state legal (EXCLUDING 2539, 2639, 2737, 2739), and covered by The C.A.R.B. Executive Order #D-578.

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    Swirl-Torque TBI Spacers

    The slotted port design of Trans Dapt's Swirl-Torque TBI Spacers creates a vortex for better air/fuel mixture that improves low-to-mid range torque. More torque results in unsurpassed power gains, smoother acceleration, and better fuel economy.

    Wide Open TBI Spacers

    Wide Open spacers are designed for wide open throttle use and towing applications. With the open plenum design, these TBI spacers promote improved mid-to-high end torque.

    Smooth Bore TBI Spacers

    Throughout the entire RPM range, these Smooth Bore TBI spacers increase plenum volume and air velocity that results in horsepower and torque gains.

Part TypeThrottle Body Spacer
Product LineTrans Dapt Throttle Body Injection (TBI) Spacers
BrandTRANS DAPT
Package Height1.6
Package Width5.0
Package Length8.2
Weight1.41 PG
Part CategoryPerformance Parts
Carb Eo NumberD-578-1 (pdf)
Carburetor TypeHolley
Spacer MaterialAluminum
QuantitySold individually
Spacer FinishNatural
Part FitmentDirect Fit
Spacer Thickness1 in (25.4 mm)
Vendor Part Number2633
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
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