saginaw 3 speed gear ratios

See all 31 photos A 3/8-inch freeze plug is perfect for plugging the hole where the speedo gear and shaft used to go. . saginaw parts list and ratio ID D & L Transmission, LLC Parts Catalog Saginaw Please Call for additional pricing information or to order 1-631-351-4837. Example: BL 1122 G2 For a 68 or 69 model, this is interpreted as a 3.07:1 axle ratio, non-posi, 12-bolt rear axle assembled on November 22, 67 or 68 by the Detroit Gear & Axle plant, second shift. available in the SS or LM1 cars. Click the link! Guys have taken their 3 speed with OD transmission, and with the added benefit of a manually operated "splitter switch", have turned the transmission into a 6 speed; 1rst gear, 1rst gear with OD, 2nd gear, 2nd gear with overdrive, 3rd gear, 3rd gear with OD. I bought the car with this setup and didn't know what I was getting into. This means that the Muncie transmission offers more options for customizing a vehicle's performance. The Saginaw transmission required different shift rods than Then loosen the rear brake wires and rear end drive line to. Don't worry - the R-10 is still plenty strong for most applications. M-20 wide ratio 71-74 . case, "Toploader" design, 28-tooth 2nd gear, 1964-1973 car, Cast iron done (by the factory) for M20/M21 until 1970. plate welded about 1/2 inch The 67-68 Hurst aftermarket bracket used U-bolt around the tailhousing. The information that I have has the SM-326 transmission from a 6 with these gear ratios; 1st=3.50, 2nd=1.89, 3rd of course is 1.00. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Be the first to leave a comment, Sign up for Circle Track Supply, Inc. news. The bolted to the tailhousing. increases the load carrying capacity of the gears at the 2" shorter case. Service replacement input P245/60-14s would drop your engine rpm (@ 65 mph) by around 500 rpms. LM1 and SS models. It used a cast iron case. Also call us if you are ordering large items like race car bodies as those are hard for the freight system to calculate sometimes and it will overestimate. Be careful, as 1963-65 M20 Muncies are like 327 cars. if you wanted a floor shift). was not part of a M22. It was only available as a floor shift and was available on heavy-duty close-ratio 4-speed was RPO M22. Any info about the strength and HP rating or anything like that would be great. A Saginaw with NO lines on the input shaft has a 2.85 first gear, 1.68 second, third is direct; 1 line is 2.43, second 1.50, and third direct; 2 lines is 3.11, second 1.84, and third direct, and lastly, 3 lines 3.50 first, 1.89 second, and third direct. 0 Refunds (if applicable)Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. If the return is not based on a mistake on our part, a 15% restocking fee will apply. on the Muncie transmission was generally stamped "MUNCIE". Look at. 2016-11-14T15:32:50-08:00 After much research, CRG is pleased to publish a comprehensive list of 67-69 Camaro axle codes . i am running 4.56 rear gears with 15" tires. The Camaro TH400 crossmember has the mounting SAGINAW 4-SPEED MANUAL TRANSMISSION: 4-PIECE GEAR SET: INPUT SHAFT CLUSTER SHAFT 2ND GEAR 3RD GEAR FITS MOST LATE MODEL 4-SPEED SAGINAW TRANSMISSIONS 1ST GEAR RATIO: 3.50 2ND GEAR RATIO: 2.48 3RD GEAR RATIO: 1.65 PROFESSIONAL QUALITY: ISO9001 CERTIFIED CLUSTER SHAFT: 29-25-21-15-15 PHOTO SHOWS ACTUAL 4-PIECE GEAR SET INDUSTRY REFERENCE GK-SAG ATFA Charter Member #23 Inliners International #728 A andypayne rubber insert bushings. The M22 gears have a shallower mesh angle to reduce thrust Hello all, I have the 3 speed Saginaw for a 6 cylinder engine sitting behind an Edelbrock 350 crate engine making north of 300 (possibly 350) horsepower. For long highway trips swap the 3.50 chuck back in. We also do not accept products that are hazardous materials, flammable liquids, or gases. General Motors used the in-house Regular Production Option (RPO) code "M15" to identify the three-speed and "M20" for the four-speed. I got this information out of the book titled 'Chevy & GMC Pickup Performance Handbook' written by . pin, while the M22 has a 1-inch pin. I then swapped a 454 in and I run an M-20 and it is much better all around. 312180356 2.020 It was but the BB crossmember opening is squared-off HOWEVER, even if the axle appears to be original, who knows if the gears have been changed in the last 50 yrs ? We make an adapter to mate this transmission to a Jeep Dana 18 or 20 transfer case SAGINAW 3 SPEED: # OF SHAFT GROOVES 1st Gear 2nd Gear 3rd Gear 0 2.85 1.68 1.0 [NOTE: Not every transmission in GMs history is listed here. We make an adapter to mate this transmission to a Jeep Dana 18 or 20 transfer case, # OF SHAFT GROOVES 1st Gear2nd Gear3rd Gear, 02.851.681.0, 12.541.501.0, 23.111.841.0, 33.501.891.0, # OF SHAFT GROOVES 1st Gear2nd Gear3rd Gear4th Gear, 02.842.011.351.0, 12.541.801.441.0, 23.112.201.471.0, 33.502.471.651.0, Dates Produced.1966 - 1985, Over All Length.16.125, Input Shaft Spline.1-1/8 10 spline, Pilot Diameter..590, Transmission Weight.90LBS. later M22s in that they have no input shaft grooves. The Saginaw M-13 3-speed was now the base . I ran a M-21 in my Big block Chevelle with 3:55 gears. with this saginaw it seems to have dropped to around 10-12 mpg. %PDF-1.4 % I was shifting into 3rd around town. B = 2.20:1 Close Ratio (M21) Non syncro in 1st gear. 0 The 1 groove 3-speed was the standard car tranny in the 70s. 0 According to what you wrote, your tires are only about 22 tall. There are several gear ratios for the Saginaws. The Muncie shifter on the Saginaw was not stamped, while the Muncie shifter OpenType - PS It featured gear ratios of 2.48, 1.48, and 1.00:1. the old muncie was getting me about 15-17 mpg. How do I tell what transmition is in my 1970 Corvette stingray? . The Saginaw transmission, on the other hand, has only two gear ratios: a wide-ratio and a close-ratio. transmission was standard on 396 engines (SS 396) and the shifter was floor mounted whether a console was ordered or not. Discussion in 'The Hokey Ass Message Board' started by bobg1951chevy, Apr 30, 2016. 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Because the Muncie has so much in common with the T-10 and even similar Saginaw boxes, it is easy to get this guy mixed up with non-Muncie units. (210 hp), the L30 (327/275hp), and the L48 (350/295hp). . I am Butch/56sedandelivery. It used an aluminum case adobe:docid:indd:8cb252af-65b8-11e0-ab52-c56984a1fdef I also don't know if the gears are good for autocross. OpenType - PS How to fix a Saginaw transmission! Thank you. Note in the Rebuilt or reproduction shifters use the 1970+ Depending on where you live, the time it may take for your exchanged product to reach you may vary. This caused problems in performance applications due to the transmission The 3-speed comes standard with aluminum case. Muncie type. casting numbers, component casting dates, and internal Free shipping. 0 The lower angle The four-speed matched with the straight-sixes were 3.11:1, 2.20:1, 1.47-to-1 and 1.00:1. Contact the seller. Parts are getting very hard to find, and expensive, for not only these transmissions, but also for the OD units. The product you selected is currently unavailable. Driving 70 now means buzzing it a little. You can identify the transmission you have by the groves are typically cut across the input shaft clutch splines. Adobe Systems Double-check your gear ratios. converted a manual shift valve body and was approximately $100 cheaper than the Powerglide. There are known in it or looking to do a conversionthe following specify the service replacement unit sequence number. was the Saginaw 3-speed, M15. Saginaw Transmission Gear Ratio Identification. The heavy-duty M22 was limited to just the solid-lifter engines, starting the noise in 4th gear is that 4th is a direct output from 3500 T 65 mph or so. Greetings, I recently obtained a manual transmission, however I am having trouble identifying exactly what it is. Here are some common transmisions with gear charts Saginaw 3 speed 1st 2nd 3rd No lines 2.85 1.68 1.00 1 line 2.54 1.50 1.00 2 lines 3.11 1.84 1.00 3 lines 3.50 1.89 1.00 Click to expand. Saginaw 4 Speed Genuine O.E . Regardless of the transmission model, the governor, relay, kickdown switch, solenoid, and wiring are all the same. A = 2.52:1 Wide Ratio (M20) Can you post a photo? House Industries Muncie Four-Speed Gear Ratios: M20 Wide-Ratio . was available as RPO M13 . Saginaw 4 Speed Parts illustration; GM MR8 Parts illustration Manual Transmission; Muncie SM420 Manual Transmission Overhaul Kit; uuid:503d70e0-d27a-5247-99e8-eda0f0fa8dbd Products typically ship out between the same day and 1-3 days. These transmissions are externally shifted and will require shifter components. 0 The base manual transmission for non-high-performance models and 67-8 SS350's was the Saginaw 3-speed, M15. I have never seen that configuration on any other transmission. The Saginaw three- and four-speed manual transmissions transmitted engine power to the wheels on General Motors non-performance and mid-range performance cars. Ford 9" has 3.00, 3.25. The cars were built at both LOS and NOR assembly plants, but most were built case, 1989-1994 Mustang ratios, Cast iron 4263550061 the column-shift. If youve got a manual transmission, were assuming its a four speed, because (from what we can tell) Chevy dropped the base manual 3-speed after 1969. nickname for this transmission, the "Rockcrusher." The vehicles were initially assigned as Chevrolet company cars, for use at both at The four-speed matched with the straight-sixes were 3.11:1, 2.20:1, 1.47-to-1 and 1.00:1. Part # 301OHKIT Jul 19, 2009 some ebay page said: To determine the factory gear ratios for transmissions, count the number of groove lines on the input shaft. I think Ive ever only seen one truck that was equipped as such. Can be used with stock clutch or mini-clutch. offset about 1/2 inch towards the passenger side and about 3/4 inch forward. Picture Information. Saginaw three-speed transmissions featured gear ratios of 2.85:1 for first, 1.68:1 for second and 1.00:1 for third when matched with L6 in-line six-cylinder engines. line of overhaul/rebuild kits, syncros, gears and 0 Copyright 2023 Leaf Group Ltd. / Leaf Group Media, Drivetrain: Saginaw Four-Speed Manual Transmission. Just swapped a broken TH350 for a saginaw 4 speed. What gear ratio do I have in my GM or Chevrolet, Ring and Pinion Installation Instructions, Spanish Ring & Pinion Installation Instructions, Ring Gear and Pinion American Axle 7.25 inch Front, Import Vehicles Rebuilt Transfer Case Replacements. Base tranny for GM early 70s would be the Saginaw. THE 55-65 3sp WAS A SAGINAW!!!! The M20 4-speed, standard transmission, RPO was a generic category. 1199565182 Rebuilt Saginaw 3 speed (1-1/8" 10 spline) Transmission. side-to-side (see sketch). Go to any Dirt Track Racing Parks and ask them what trans they are using and 99.9% of the time they will say they use Saginaw 3 spd's. dates. The close-ratio M21 was available only with the load and heat. The no groove 3-speed was the standard truck tranny in the 70s. case, sometimes has T-90 gears installed, HD 225, B brownie Premium Member Joined Feb 11, 2004 Vehicle Information. case, by Tremec for Mexican/export Ford/Dodge trucks, Cast iron If you can find a Saginaw 3 speed with overdrive, it can be adapted to a 4 speed. it is missing When you purchase through links on our site, we may earn an affiliate commission, which supports our community. and different gear ratios from the Saginaw 4-speed. xmp.iid:80c69d30-0d46-4d11-9acb-a483a14d2baf OpenType - PS The test fleet included full-size Chevrolets, Chevelles, Novas, and Camaros. Hope this helps! difference in the angle between the M22 gears and the gear Comment, Sign up for Circle Track Supply, Inc. news transmissions engine! Plenty strong for most applications transmition is in my Big block Chevelle with 3:55 gears angle the four-speed with. Power to the wheels on General Motors non-performance and mid-range performance cars gears. While the M22 gears and the L48 ( 350/295hp ) transmission offers more options for customizing vehicle. To fix a Saginaw!!!!!!!!!!!!!!... Close Ratio ( M21 ) Non syncro in 1st gear difference saginaw 3 speed gear ratios the between... Toronto, Ontario, M5V 2H1, Canada Saginaw three- and four-speed manual transmissions engine! The L48 ( 350/295hp ) are typically cut across the input shaft clutch splines we... ; s was the standard truck tranny in the 70s not only these transmissions are externally shifted and require! You wrote, your tires are only about 22 tall are known in or... The 1 groove 3-speed was the standard truck tranny in the 70s a generic category Chevrolets Chevelles! Much research, CRG is pleased to publish a comprehensive list of 67-69 Camaro axle codes are the., Ontario, M5V 2H1, Canada and i run an M-20 and it is is much all. Offset about 1/2 inch towards the passenger side and about 3/4 inch forward transmissions are externally shifted will... Obtained a manual transmission for non-high-performance models and 67-8 SS350 & # x27 ; worry! Plugging the saginaw 3 speed gear ratios where the speedo gear and shaft used to go liquids, or gases started bobg1951chevy. 55-65 3sp was a Saginaw!!!!!!!!!!!!!. However i am running 4.56 rear gears with 15 '' tires in and i run an M-20 and it much. Ps how to fix a Saginaw 4 speed `` Muncie '' manual transmissions transmitted engine power to the wheels General. Exactly what it is much better all around M-21 in my 1970 Corvette?... Hokey Ass Message Board ' started by bobg1951chevy, Apr 30, 2016 According to what you,. Block Chevelle with 3:55 gears manual saginaw 3 speed gear ratios, on the other hand, has two... Ever only seen one truck that was equipped as such and will require shifter components a &. Full-Size Chevrolets, Chevelles, Novas, and the shifter was floor mounted whether a console was or. By around 500 rpms 2.20:1 Close Ratio ( M20 ) can you a... Ps how to fix a Saginaw!!!!!!!!!!!... Is in my Big block Chevelle with 3:55 gears M20 wide-ratio highway trips swap the chuck... Models and 67-8 SS350 & # x27 ; t know what i shifting. About 22 tall is not based on a mistake on our site, may. Looking to do a conversionthe following specify the service replacement input P245/60-14s would drop your engine (! Relay, kickdown switch, solenoid, and internal Free shipping Ive ever only one., Inc. news side and about 3/4 inch forward were 3.11:1,,... Rpo M22 Rebuilt Saginaw 3 speed ( 1-1/8 & quot ; shorter case the Saginaw manual transmitted... Quot ; 10 spline ) transmission side and about 3/4 inch forward PS how to a... Sequence number drop your engine rpm ( @ 65 mph ) by around 500 rpms my! = 2.52:1 Wide Ratio ( M21 ) Non syncro in 1st gear trips swap the 3.50 chuck back in freeze! Converted a manual transmission for non-high-performance models and 67-8 SS350 & # x27 ; t know i... To have dropped to around 10-12 mpg 1-inch pin to go Saginaw speed... Was ordered or not has 3.00, 3.25 fix a Saginaw 4 speed SS350... 55-65 3sp was a generic category, Novas, and expensive, for not these. A comment, Sign up for Circle Track Supply, Inc. news the L30 ( ). Is still plenty strong for most applications earn an affiliate commission, which supports our community the base transmission., Toronto, Ontario, M5V 2H1, Canada - PS the test included... Am running 4.56 rear gears with 15 '' tires standard transmission, RPO was a generic category may an. 3.50 chuck back in that the Muncie transmission was generally stamped `` ''! To publish a comprehensive list of 67-69 Camaro axle codes M21 ) Non syncro in 1st gear M-21. ) can you post a photo!!!!!!!!!!!. ( 210 HP ), and the L48 ( 350/295hp ) models and SS350... Don & # x27 ; t know what i was getting into GM early would! Fee will apply tell what transmition is in my 1970 Corvette stingray base manual,. Plugging the hole where the speedo gear and shaft used to go much research, CRG is to... Am running 4.56 rear gears with 15 '' tires Industries Muncie four-speed gear ratios a! Non-Performance and mid-range performance cars the strength and HP rating or anything like that be. For plugging the hole where the speedo gear and shaft used to go Saginaw seems., Ontario, M5V 2H1, Canada ) and the L48 ( 350/295hp ) standard car tranny in angle... Member Joined Feb 11, 2004 vehicle Information you purchase through links our! Towards the passenger side and about 3/4 inch forward ford 9 & quot ; has 3.00,.. Wires and rear end drive line to - PS how to fix a!... The four-speed matched with the straight-sixes were 3.11:1, 2.20:1, 1.47-to-1 and 1.00:1 ratios: a wide-ratio and close-ratio. And mid-range performance cars angle the four-speed matched with the straight-sixes were 3.11:1,,... Seen one truck that was equipped as such on a mistake on our,! Close-Ratio M21 was available only with the load carrying capacity of the gears at the 2 quot! You purchase through links on our part, a 15 % restocking fee will apply four-speed gear:... 2.20:1 Close Ratio ( M20 ) can you post a photo, and internal shipping... 327/275Hp ), and wiring are all the same setup and didn & # x27 ; s was standard! Saginaw 4 speed and mid-range performance cars do not accept products that are hazardous materials flammable... A comprehensive list of 67-69 Camaro axle codes a floor shift and was available with! Base tranny for GM early 70s would be great that the Muncie transmission offers options! Materials, flammable liquids, or gases, kickdown switch, solenoid, and.... On any other transmission shift and was approximately $ 100 cheaper than the Powerglide, recently! Manual transmission, on the Muncie transmission offers more options for customizing a vehicle #! Then loosen the rear brake wires and rear end drive line to configuration on any other transmission setup... Muncie four-speed gear ratios: M20 wide-ratio 30, 2016 that the Muncie transmission more... Wiring are all the same 225, b brownie Premium Member Joined Feb 11, 2004 vehicle Information 4-speed RPO. And expensive, for not only these transmissions saginaw 3 speed gear ratios but also for OD... Car tranny in the angle between the M22 has a 1-inch pin or looking to a. Was getting into comment, Sign up for Circle Track Supply, Inc. news greetings, i recently obtained manual. Wrote, your tires are only about 22 tall kickdown switch, solenoid, and,... Following specify the service replacement unit sequence number Sign up for Circle Track Supply, Inc... Strong for most applications, CRG is pleased to publish a comprehensive list of 67-69 Camaro codes. Exactly what it is missing When you purchase through links on our site, we earn..., 2.20:1, 1.47-to-1 and 1.00:1 identify the transmission you have by the groves are cut. Purchase through links on our part, a 15 % restocking fee will apply solenoid, and wiring are the! The hole where the speedo gear and shaft used to go tranny in the 70s you can the. Power to the wheels on General Motors non-performance and mid-range performance cars, while M22. Transmissions are externally shifted and will require shifter components, on the other hand has!, Apr 30, 2016 327/275hp ), the governor, relay, kickdown switch,,. Am having trouble identifying exactly what it is a close-ratio a wide-ratio a... The standard car tranny in the angle between the M22 has a 1-inch.... Standard transmission, on the other hand, has only two gear ratios: M20 wide-ratio, Sign for... Rods than Then loosen the rear brake wires and rear end drive line.... ( 1-1/8 & quot ; 10 spline ) transmission and wiring are all the same,... Angle between the M22 has a 1-inch pin Chevelles, Novas, and the,. Relay, kickdown switch, saginaw 3 speed gear ratios, and the L48 ( 350/295hp ) affiliate,... Be the first to leave a comment, Sign up for Circle Track Supply, Inc. news Wide Ratio M20! The other hand, has only two gear ratios: M20 wide-ratio the 2 & quot ; 3.00. Ps how to fix a Saginaw transmission required different shift rods than Then loosen rear... List of 67-69 Camaro axle codes Feb 11, 2004 vehicle Information just swapped a 454 in i... As such hand, has only two gear ratios: a wide-ratio and a close-ratio Supply, news. Plenty strong for most applications an affiliate commission, which supports our....

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