How to swap a Chevy TH350 automatic overdrive?
Put another jack under the engine oil pan to keep rearward tilt at a minimum once the transmission support has been removed. Remove the shift arm from the TH350 transmission. Early ones (1981-earlier) are secured with a 3⁄8-inch nut. Shift arm attachment on later production units used a metric 10mm X 1.5 thread nut. Remove the dipstick.
Where can I find GM automatic overdrive guide?
This Tech Tip is From the Full Book, GM AUTOMATIC OVERDRIVE TRANSMISSION BUILDER’S AND SWAPPER’S GUIDE. For a comprehensive guide on this entire subject you can visit this link: SHARE THIS ARTICLE: Please feel free to share this article on Facebook, in Forums, or with any Clubs you participate in.
Do you need nut and bolt for GM automatic overdrive?
Thread type changes from standard coarse to metric fine on the new converter (10mm x 14.30 x 1.5mm). Some converters also require nut and bolt. Re-attach all the lines, shifter cable, and speedometer cable (the one for TH350 and 700-R4 are identical) before you bolt the transmission to the engine.
What kind of slip joint does GM overdrive use?
Drill a second set of attachment holes 2 3⁄8 in to the rear on the sub-frame. The trimmed and dressed crossmember fits the Monster fluid pan like it was made for it. All GM automatics, save for the TH400, use the same 27-spline slip-joint.
Can a GMC truck get a 5 speed overdrive?
2-wheel drive or 4-wheel drive with divorced transfer cases. Our line of products offers simple ways to upgrade your 3 or 4 speed to a Tremec five-speed or a complete automatic to five or six-speed overdrive. For the customer that wants more fun & drive-ability out of their C/10 – C/20, we have you covered.
When did GM stop using the Turbo 350 transmission?
When combined with a 9.5” converter, the overall requirement is around 10 quarts. The Turbo 350 transmission, commonly known as the TH350, was a 3 speed automatic transmission that began phasing out the GM Powerglide in 1969. The TH350 then lasted 15 years before eventually being replaced by the 700R4.
What kind of transmission does a GM TH350 have?
Turbo 350 Transmission Specs. This transmission replaced the GM Powerglide automatic transmission, which was a 2 speed automatic transmission that was in production for 23 years. The Turbo 350, known by the name TH350, was used in nearly all GM rear wheel drive car and truck applications during its tenure.
Put another jack under the engine oil pan to keep rearward tilt at a minimum once the transmission support has been removed. Remove the shift arm from the TH350 transmission. Early ones (1981-earlier) are secured with a 3⁄8-inch nut. Shift arm attachment on later production units used a metric 10mm X 1.5 thread nut. Remove the dipstick.