54 Heald Street ~ Pepperell, MA 01463
978.302.9386

 

 

Street Throttle Bodies

 

as submitted by customer

(inquire about the availability of cores)

1969-71 ~ 1972-73 ~ Crossbar Service ~ Control Links ~ Alloy Stacks ~ Plastic Stacks

Click on photos to enlarge, they will open in a new window.

 

1969-71
 

’69-’71 MFI-Throttle Body Assemblies-one set re-bushed and re-machined, full mechanical and cosmetic restoration, flow bench calibrated, ready to run $3400

'69-'71 Throttle Shafts ~ If throttle shafts are damaged or need to be replaced due to excessive wear, add $80 per shaft or $480 per set.

 

Shown here are 2.2S throttle bodies from a very original 1970S with just under 80,000 miles. The '69-'71 throttle bodies (2.0 and 2.2 liter) wore quickly compared to the later '72-'76 type. There are two main reasons for the increased wear:

        1.  The use of a rolled steel bushing in the 2.0 and 2.2 liter as compared to the later brass type bushing beginning in '72.

        2.  The tolerances between the steel bushings and the steel throttle shafts were loose when originally manufactured. They were never tight, even when new, and loosened up quickly.

It didn't take long for the throttle plate to groove the housing bore. Shown here after the overbore and newly machined throttle plate.
 

A top view of #3
 

Flanges are surfaced.


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1972-73 (and ’74-’76 Euro Carrera)

’72-‘73 MFI-Throttle Body Assemblies-one set re-bushed and re-machined, full mechanical and cosmetic restoration, flow bench calibrated, ready to run $3400

'72-'73 Throttle Shafts ~ If throttle shafts are damaged or need to be replaced due to excessive wear, add $80 per shaft or $480 per set.

 


Crossbar Service

Engine crossbar service - polish and plate crossbar and related hardware. New M8 peened ballpins as needed.   $315.00

Late '71 shown. Other model years similar.

Hardware on drivers side included. Shown with new return spring.


Control Links

Engine control link service - straighten and plate four steel links. Size pump link and long link on jig. New ball sockets.   $180.00

'69-71 shown. Other model years similar.


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Alloy Stacks

'69-'71 Alloy Stacks - cleaned and coated to match throttle bodies. Flanges are surfaced. Bearings replaced.   $355.00

S stacks cleaned and coated to match the throttle bodies.
 

Stack flange.

Worn and dirty bearings are replaced with German OEM.


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Plastic Stacks

 

 

 

'72-'73 Plastic Stacks (and '74-'76 Euro Carrera).  Stacks are cleaned and polished, flanges surfaced, crossbar bearings replaced with OEM Ina bearings, air cleaner clips plated, cold start line replaced with correct 9.5x4.5mm braided fuel line, new Oetiker clamps (customer supplies cold start elbow and T pieces).  $720.00  

 

T to S Plastic Stack Conversion. In addition to the work described above, stacks are taper bored to S/RS spec.  $1320.00

T to S Stack Conversion Only.  Bare T stacks are cleaned and machined to S/RS spec. Flanges surfaced.  $750.00

 

 

We can machine the throttle to any size as specified by the customer within the limits of the housing.

For example a 41mm port or a 39.50mm port etc. Please call to discuss.

Please note that damaged, cracked, corroded or otherwise structurally unsound assemblies cannot be successfully rebuilt.  It is recommended that only matched pairs belonging to the same engine and type be considered for service and reworking.  We will furnish missing parts for an extra charge. Please inspect for damage and cracks before shipping.

 

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