General Motors transmissions
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		 (→SP ID:  add text)  | 
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*[http://web.archive.org/web/20070807215149/http://www.buickperformance.com/switchpitch.htm Switch Pitch info]  | *[http://web.archive.org/web/20070807215149/http://www.buickperformance.com/switchpitch.htm Switch Pitch info]  | ||
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| + | ====Converting TH400 to SP====  | ||
| + | The SP pump, solenoid and converter can be retrofitted into the early TH400 case. The correct case for this will have a slightly different casting w/a drilled hole present. Later TH400 cases lack this, so the swap isn't possible.  | ||
===TH400 model ID codes===  | ===TH400 model ID codes===  | ||
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