1990 Throttle Bodys


1990 Eclipse Turbo

Bored to 63mm + half shaft mod = 65mm flow Not 63mm of flow like some others


1990  1G Turbo Throttle Body Machining Service - $200

(your core)

Outright Price $250 (1 in stock and ready to ship)


Receive & Inspect

Clean & Beadblast

Test Sensors & Closed Throttle Switch

Machine Bore to 63mm

Modify Throttle Shaft (Half Shaft Mod) 

Mfr & Install Throttle Plate

Install Plate with Stainless Button head screws Loctited in place

Replace Shaft Seals 

New Biss screw & O-Ring,

 Install New FIAV gasket 

Pricing includes priority mail shpg and gaskets for installation

Price listed is for performing the work to your core.


Bored 1990 Non Turbo 63mm Throttle Body - $265 Shpd





Stock Bore Rebuilt 1990 TB - Outright Price - $205


1990 TB Rebuild Service

W/ Full disassembly & cleaning 

Includes FIAV gasket, shaft seals, Biss screw & o-ring

Includes gaskets for installation & return shpg

Same as above but your core 



Steel Biss Screw - Add $10


Price listed is for performing the work to your core


Please package TB carefully and include your sensors for testing. Payment of $145 by cash or MO made out to Steve Monroe can be placed inside the pkg. USPS works cheaper/faster so mail your TB to me at 12625 SW 53 St Mustang OK 73064  Be sure to include a note with your mailing address and a way to contact you.