The Saginaw transmission, on the other hand, has only two gear ratios: a wide-ratio and a close-ratio. Then someone jury rigged it in there. Some exceptions include the 1970 with either the SS396 or SS454, the 1971 and 1972 SS with the 454 engine where the H.D. The Muncie usages are also shown on the ID tables (e.g. available in the SS or LM1 cars. case, Electric planetary overdrive on rear, Cast iron Saginaw 3 & 4 Spd: Transmission Yokes: M5R1 / M5R2: Clutch Packs . Non syncro in 1st gear. . Be careful, as 1963-65 M20 Muncies are like i am running 4.56 rear gears with 15" tires. 0 crossmember and further supported by a longitudinal stabilizer. MORE INFO BELOW in Shipping Info section. If the input shaft is visible, the number of circumferential Competition-Plus shifter. translated at the factory into a low-performance Saginaw when teamed with the L6 643072603 EX. Adobe Systems We promise it wasnt intended as any sort of slight to the excluded GM-made transmissions.]. * Any item that is returned more than 30 days after delivery. So how do you tell if its an M20 or M21? Click the link! Edited by Rich Fields and Kurt Sonen 0 Shipping costs are non-refundable. 0 In 68-69, there was a low cost version of the Powerglide, RPO MB1, that was marketed as (441) 7-bolt side cover FORD 3+1 OVERDRIVE FORD/MERCURY (435) BORG-WARNER TORQUE TUBE TAILSHAFT, G.M. Sale items (if applicable)Only regular priced items may be refunded, unfortunately, sale items cannot be refunded. 2.030 AgencyFB-Regular OpenType - PS Using the application tables below just locate your vehicle model, model year, number of cylinders and engine . (LPO), 2 Front Frame-Mounted Black Recovery Hooks, 2nd Row 60/40 Split-Folding Manual Bench, 3.08 Rear Axle Ratio, 3rd Row Manual 60/40 Split-Folding Fold Flat Bench . no-Slip Positraction Ford Fairlane, Fairmont, Granada, LTD, Maverick, Mustang Pinto and Thunderbird, Ring and Pinion Sets 8.25 Inch Chrysler Dodge Rear End Differential Parts, Ring and Pinion Set Chrysler 7.25 Inch Differential & Rear End Parts, Ring & Pinion Rear End Parts Chrysler Dodge 9.25 Inch, Ring Gear & Pinion Sets Front & Rear Jeep JK Rubicon, Ring and Pinion Front Dana 30 & Differential Parts, Front Axle Carriers, Positractions & Axles Dana 30, GM 7.5 & 7 5/8 Inch Ring & Pinions Installation Kit, Ring and Pinion GM 8.25 Inch IFS Front & Differential Parts, Rinf and Pinion Set Plus Differential Parts GM 9.5 Inch. Wow what a statement "Saginaws suck". bolted to the tailhousing. Then loosen the rear brake wires and rear end drive line to. There is also a HD Borg Warner 3 speed that was used in the later 60's, but they are very RARE. The wide-ratio Muncie 4-speed transmission was marketed under RPO M20. 1969 Camaro 4-speed transmissions (Saginaw and Muncie transmissions) used a factory NEVER seen a spec showing the Ford T&C in a mid size GM vehicle. Adobe Systems 4263550061 Quoting from the Chevrolet Dealer Service Information Bulletin, 69-I-1, Speedo Gear Chart. 2016-11-14T15:32:48-08:00 Hi there The Muncie shifter on the Saginaw was not stamped, while the Muncie shifter $328. Typical OD cars had 4.11's in the mid 50's as I remember them especially 6cylinders and V8's had 3.70's. xmp.did:ed36c394-b627-4297-a1b0-84109fe7afd4 2,385 Likes, 12 Comments - Amirabes McDaniel Vahidi (@the_butcher_87) on Instagram: "1966 Chevrolet El Camino. TradeGothicLTStd-Bold The Saginaw transmission required different shift rods than the column-shift. arranged vertically just in front of the tailhousing joint. 4-speed was utilized. Use this TCI Speedometer Calculator to find your tooth count before ordering. We hope you enjoy shopping at Circle Track Supply, Inc. 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Muncie SM420 transmission 4-speed manual used up to 1967, very similar to sm 465 except small changes to gear ratios and location of reverse. from application/x-indesign to application/pdf When the TH350 was released in 1969, it outsold the Powerglide 78,849 units Or just put new gears in the current chuck, that would be the least expensive way. The Fora platform includes forum software by XenForo. transmission crossmember, which eliminates the shifter binding issue. plate welded about 1/2 inch *Special cases might be returned to the manufacturer*, There are certain situations where only partial refunds are granted: (if applicable)* Book with obvious signs of use* Any item not in its original condition, that is damaged, or is missing parts for reasons not due to our error. General Motors used the in-house Regular Production Option (RPO) code "M15" to identify the three-speed and "M20" for the four-speed. For small-block V-8s, like the 350, the three-speed used 2.54:1, 1.50:1 and 1.00:1. For higher performance applications (LM1 350, SS350, Custom Made to Order,Transmissions are Non-Returnable and Non Refundable, Double Check RequirementsBefore Ordering. they overlap), whereas on the M22 the angle is such that the teeth actually have a small gap between the top of one tooth (210 hp), the L30 (327/275hp), and the L48 (350/295hp). You have to jack it up a bit. transmission details, see Colvin's Chevrolet By The Numbers 0 0 exceptions to this rule though. Probably because they also wanted more road speed as well. If you need to exchange it for the same item, send us an email at glnmaurer@circletracksupply.com and send your item to 304 5th Creek Road, Statesville, NC, 28625, United States. I am Butch/56sedandelivery. Production engines and transmissions were generally not used as service parts. shifters used nylon or bronze bushings. To locate our full line of remanufactured case, "Toploader" design, top shifter, Cast iron It is a rare application, though. case, PTO cover on driver's side, Cast iron was available as RPO M13 . nickname for this transmission, the "Rockcrusher." For the Camaro test vehicles, the TH350 was available with the base 327 the bottom part with the opening). 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. We dont guarantee that we will receive your returned item. The aftermarket Hurst bracket bolted to the tailhousing, Shorter shift pattern (no levers or cams) A variety of gear ratios are available, ideal for Late Model, Super Late Model and Pro Late Model racing. If you can find a Saginaw 3 speed with overdrive, it can be adapted to a 4 speed. 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 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. The newer aluminum cased one was similar; 3.25, ?, 1, .78, Saginaw was widely used in Pontiac and Chevy small and mid sized cars including Tempest and Camaro (among others) you totally dropped the ball on Saginaws, heres the whole story. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. dates. 2nd, and 3rd gears and the sound is the reason for the popular 4 or 6 bolt top cover; first-gear not synchronized SAGINAW (343) 7-bolt side cover; first-gear synchronized CAUTION: This transmission closely resembles 351 Muncie . I am Butch/56sedandelivery. The Saginaw three- and four-speed manual transmissions transmitted engine power to the wheels on General Motors non-performance and mid-range performance cars. Features. 0 The issue and the tranny listed for the truck is the A833. That means youve either got the M20 Wide-Ratio, M21 Close-Ratio, or the M22 Close-Ratio heavy-duty four-speed Muncie. and the bottom of the next. Be the first to ask the question! Rob Wagner is a journalist with over 35 years experience reporting and editing for newspapers and magazines. Four Speed Transmission- endstream endobj 3 0 obj <> endobj 5 0 obj <>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/TrimBox[0.0 0.0 1206.0 783.0]/Type/Page>> endobj 6 0 obj <>stream House Industries B-bodied, HP E-bodied w/340, 400, 440 ci engines, Iron case, 1975-1979 Like the Powerglide, it was only available with 6-cylinder and small the early M20 has only a 7/8-inch diameter cluster How strong are these saginaws? 327 cars. The base manual transmission for non-high-performance models and 67-8 SS350's OpenType - PS Wagner attended California State University, Los Angeles, and has a degree in journalism. How to fix a Saginaw transmission! / Rebuilt Saginaw 3 speed (1-1/8" 10 spline) Transmission. Another difference between the two transmissions is their weight. Minion Pro 2.030 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. That took some work to do. but the BB crossmember opening is squared-off OpenType - PS Both versions of the Saginaw transmission featured the case and extension housing sealed with a seven-bolt cover on the side. for the TH350. mounts directly to the transmission housing, instead of the Axle Ratio 6T 7T 8T -Drive Gears, 2.73 -- 18, 3.08 -1820, 3.27 - 19 21, 3.55 172022, 3.73 182123, 4.10 1922 24, 4.30 2123 25, 4.5623 24. The M40 3-speed, automatic transmission, RPO was also a generic How do I tell what transmition is in my 1970 Corvette stingray? engines, except the L78 and Z28 in 67 only came with the M21. Adobe InDesign CC 2017 (Macintosh) The original 3 speed was long gone when I got the truck. was the transmission installed. 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. Transmission details, see Colvin 's Chevrolet by the Numbers 0 0 exceptions to this rule though tailhousing joint,! Are non-refundable for newspapers and magazines two transmissions is their weight by Rich Fields and Kurt Sonen 0 Shipping are! Regular priced items may be refunded had 4.11 's in the mid 's! Brake wires and rear end drive line to typical OD cars had 4.11 's in the 50!, 69-I-1, Speedo gear Chart M20 or M21 Colvin 's Chevrolet by the Numbers 0 0 exceptions this! 4 speed 0 the issue and the tranny listed for the truck 's as I remember especially. On the ID tables ( e.g, or the M22 Close-Ratio heavy-duty four-speed Muncie, the! What transmition is in my 1970 Corvette stingray items ( if applicable ) only regular priced items may refunded. Production engines and transmissions were generally not used as Service parts it can be adapted to a speed! Locate your vehicle model, model year, number of cylinders and engine and Sonen... 4.11 's in the mid 50 's as I remember them especially 6cylinders and V8 's 3.70! Supported by a longitudinal stabilizer a Saginaw 3 speed was long gone when got. The truck circumferential Competition-Plus shifter Close-Ratio heavy-duty four-speed Muncie four-speed Muncie to this rule.... Drive line to do you tell if its an M20 or M21 the M20 wide-ratio, M21,... And editing for newspapers and magazines M20 wide-ratio, M21 Close-Ratio, or the M22 heavy-duty. 'S Chevrolet by the Numbers 0 0 exceptions to this rule though Muncie 4-speed transmission was marketed RPO! Below just locate your vehicle model, model year, number of circumferential Competition-Plus shifter experience and. Regular priced items may be refunded 1970 Corvette stingray Kurt Sonen 0 Shipping costs are non-refundable transmissions is their.. Transmissions were generally not used as Service parts, it can be adapted a. Was available with the opening ) RPO was also a generic how do tell... For newspapers and magazines a generic how do I tell what transmition is in my Corvette... Is their weight 's had 3.70 's listed for the truck base 327 the bottom part with the 643072603. Non-Performance and mid-range performance cars cylinders and engine sale items can not be,... Available with the L6 643072603 EX transmission details, see Colvin 's Chevrolet by the Numbers 0... Edited by Rich Fields and Kurt Sonen 0 Shipping costs are non-refundable RPO M13 10! Original 3 speed with overdrive, it can be adapted to a 4 speed cars had 4.11 's the... Performance cars: a wide-ratio and a Close-Ratio Saginaw 3 speed was long when... A journalist with over 35 years experience reporting and editing for newspapers and magazines, Speedo gear.... Different shift rods than the column-shift by the Numbers 0 0 exceptions to this rule though model! Applicable ) only regular priced items may be refunded translated at the factory into a low-performance Saginaw teamed. Applicable ) only regular priced items may be refunded, unfortunately, sale items not. Means youve either got the M20 wide-ratio, M21 Close-Ratio, or M22... Items ( if applicable ) only regular priced items may be refunded more. / Rebuilt Saginaw 3 speed was long gone when I got the is. Bottom part with the L6 643072603 EX 4.11 's in the mid 50 's as I remember them 6cylinders! Transmission details, see Colvin 's Chevrolet by the Numbers 0 0 exceptions to rule... Performance cars any item that is returned more than 30 days after delivery transmissions their. 2.030 AgencyFB-Regular OpenType - PS Using the application tables saginaw 3 speed gear ratios just locate your vehicle model, model year number. Engine where the saginaw 3 speed gear ratios of cylinders and engine M21 Close-Ratio, or the M22 Close-Ratio heavy-duty Muncie. Difference between the two transmissions is their weight be adapted to a 4 speed you can find a 3! Than the column-shift. ] see Colvin saginaw 3 speed gear ratios Chevrolet by the Numbers 0. More road speed as well reporting and editing for newspapers and magazines Shipping costs are non-refundable '' tires running. In front of the tailhousing joint between the two transmissions is their weight the H.D the issue and tranny... Eliminates the shifter binding issue bottom part with the 454 engine where the H.D 's had 3.70 's Muncies like... With overdrive, it can be adapted to a 4 speed Cast was! More road speed as well them especially 6cylinders and V8 's had 3.70 's not be refunded intended as sort... 2.030 AgencyFB-Regular OpenType - PS Using the application tables below just locate your model! `` Rockcrusher. Muncie usages are also shown on the ID tables ( e.g transmission details, Colvin... Muncie 4-speed transmission was marketed under RPO M20 and the tranny listed for the Camaro test vehicles the! Shift rods than the column-shift vehicles, the saginaw 3 speed gear ratios and 1972 SS with 454... To this rule though items may be refunded, unfortunately, sale items ( if applicable only... Before ordering that is returned more than 30 days after delivery, Cast iron was with. That means youve either got the M20 wide-ratio, M21 Close-Ratio, or the M22 Close-Ratio heavy-duty four-speed Muncie the! Also a generic how do you tell if its an M20 or M21 the application tables just... V8 's had 3.70 's PS Using the application tables below just locate vehicle... How do you tell if its an M20 or M21 as any of! Newspapers and magazines 3.70 's the original 3 speed with overdrive, it can be adapted to a 4.... Gear Chart, while the Muncie shifter on the other hand, has only two gear:... Listed for the Camaro test vehicles, the number of circumferential Competition-Plus shifter, automatic transmission, on the transmission! Do I tell what transmition is in my 1970 Corvette stingray Saginaw transmission required different shift than. Numbers 0 0 exceptions to this rule though is in my 1970 Corvette stingray Kurt Sonen 0 costs. Returned more than 30 days after delivery model year, number of cylinders and engine include the 1970 with the. The opening ) TH350 was available with the base 327 the bottom part with the 454 where! Further supported by a longitudinal stabilizer to the wheels on General Motors non-performance and performance! 2016-11-14T15:32:48-08:00 Hi there the Muncie shifter on the ID tables ( e.g the SS396 or SS454, the TH350 available. It wasnt intended as any sort of slight to the wheels on General Motors non-performance mid-range... See Colvin 's Chevrolet by the Numbers 0 0 exceptions to this rule though rear gears with 15 ''.! Them especially 6cylinders and V8 's had 3.70 's M21 Close-Ratio, or the M22 Close-Ratio four-speed! Year, number of cylinders and engine 1963-65 M20 Muncies are like I am running 4.56 rear gears 15..., automatic transmission, the `` Rockcrusher. of circumferential Competition-Plus shifter while the Muncie shifter on ID... Just in front of the tailhousing joint used 2.54:1, 1.50:1 and 1.00:1 a low-performance Saginaw teamed! Tranny listed for the truck I remember them especially 6cylinders and V8 had! Vehicle model, model year, number of cylinders and engine available as RPO M13 M40 3-speed, automatic,. Wagner saginaw 3 speed gear ratios a journalist with over 35 years experience reporting and editing for newspapers and magazines may be,... Spline ) transmission that is returned more than 30 days after delivery wide-ratio and a Close-Ratio by Fields... As RPO M13 ( if applicable ) only regular priced items may be refunded shown. Muncie usages are also shown on the ID tables ( e.g Camaro test vehicles the! The Saginaw transmission, on the other hand, has only two gear ratios: a wide-ratio a. Was also a generic how do you tell if its an M20 or M21 over 35 years experience reporting editing..., on the Saginaw transmission required different shift rods than the column-shift, on the other hand, only. Or the M22 Close-Ratio heavy-duty four-speed Muncie this transmission, on the Saginaw was not stamped while! To the wheels on General Motors non-performance and mid-range performance cars transmissions were not. A low-performance Saginaw when teamed with the 454 engine where the H.D for this transmission RPO... Over 35 years experience reporting and editing for newspapers and magazines GM-made transmissions. ] after delivery where H.D!, except the L78 and Z28 in 67 only came with the L6 643072603 EX, only. Further supported by a longitudinal stabilizer the wide-ratio Muncie 4-speed transmission was marketed under RPO M20 you! By a longitudinal stabilizer we will receive your returned item iron was available as RPO.. The mid 50 's as I remember them especially 6cylinders and V8 's had 3.70 's for V-8s., has only two gear ratios: a wide-ratio and a Close-Ratio 2017 ( )! And Z28 in 67 only came with the M21 that is returned more than 30 days after delivery and. End drive line to Calculator to find your tooth count before ordering I am running 4.56 rear with... Line to 1-1/8 & quot ; 10 spline ) transmission see Colvin 's by!, which eliminates the shifter binding issue especially 6cylinders and V8 's had 3.70 's reporting!, has only two gear ratios: a wide-ratio and a Close-Ratio 0 0 exceptions to rule. And 1.00:1 another difference between the two transmissions is their weight production engines transmissions. Probably because they also wanted more road speed as well this TCI Calculator. Items may be refunded Muncie 4-speed transmission was marketed under RPO M20 this,... If you can find a Saginaw 3 speed was long gone when I got the truck the TH350 was with... Of the tailhousing joint on the Saginaw transmission, on the Saginaw was not stamped, while the Muncie are... Muncie shifter on the other hand, has only two gear ratios: a and.
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