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Although some claim that the M23 is a 'rock crusher', it is indicated that this box was assembled in both wide and close ratio components and also with straight cut gears common to the rock crusher (M22) transmission. This chart, so far, has been very accurate in identifying the muncie trans. over the years, so I wanted to share.
M-22 "rock crusher" Jump to Latest 41 - 46 of 46 Posts. 1 2 3 ... A LOT of people think a "close ratio" trans has that short throw shifter, or a wide ratio Muncie has that long throw. TWO entirely different things. ... Although the M20 spread was across all 4 gears, 3rd to 4th gear was very noticeable compared to 3rd to 4th of the close ratio ...
GM's goal with the Muncie four-speed was to produce a better shift employing larger synchro cones. He tells us both the M20 wide-ratio and M21 close-ratio transmissions were first offered in 1963. The M22 Rock …
Muncie 4 Speed Gasket Set $ 8.50 Add to cart; Muncie M20 Wide Ratio Input 10 Spline $ 145.00 – $ 179.00 Select options This product has multiple variants. The options may be chosen on the product page; Muncie M22 Rock Crusher Third Gear $ 112.00 Add to cart; Muncie 4 Speed Rebuild Kit 1″ w/307 Bearing $ 199.00 Add to cart
Muncie M22 Rock Crusher Input 26 Spline $ 175.00 – $ 185.00 Select options This product has multiple variants. The options may be chosen on the product page; Muncie M20/M21/M22 Rear Reverse Idler Gear $ 59.00 Add to cart; …
Muncie M22 4 Speed Transmission Gear Set 2.20 Ratio 10 Spline 71948 eBay Auto Gear Muncie M22 the gear box is the source for muncie parts like the new assembled m22 super rock crusher 4 speed kit with micro super. complete new m22 supercase transimissions include legendary italian gears and shafts by masiero, synchronizers by euroricambi and auto.
Muncie 4 Speed Rebuild Kit 7/8″ w/207 Bearing $ 199.00 Add to cart; Muncie 4 Speed O-Ring Speedometer Housing $ 1.00 Add to cart; Muncie M22 Rock Crusher Third Gear $ 112.00 Add to cart; Muncie 4 Speed Rebuild Kit 1″ w/26-32 Spline $ 199.00 Add to cart
People think the "Rock Crusher" is special or stronger than a standard wide box Muncie. It is special in terms of price but it isn't any stronger. ... The "Rock Crusher" was built for road racing, with the angle of the gears straightened out to prevent excessive wear in the front bearings due to the forward thrust component of the force vectors ...
Has anybody used the new complete sets of M20 or M22 Auto Gear Equipment Gears? They are made in Italy and supposed to be pretty good. The M22 gear set actually gives you a wide ratio set similar (but not exact) to an M20 wide ratio. The M22 set costs about $100 more than the M20 set. Any comments on the benefit or issues of going with M22 over ...
The m20w I ran is the m20 with the maserio gears, i.e. Wide ratio rock crusher. The trans is a little louder in first gear, but not as loud as the original m22. M20 is the best choice. ... DZ302, M22W Muncie, GV overdrive,12-Bolt Rear …
Muncie Speedo Gears: Muncie Synchro Parts: Muncie Diagram / Drawing: Sort By: ... The Muncie M20 wide ratio manual transmission, the Muncie M21 close ratio manual transmission and the Muncie M22 heavy-duty close ratio manual transmission. ... This design creates the distinctive low-RPM rattle and high-RPM whine the Rock Crusher is known for ...
Muncie M20 Wide Ratio Second Gear $ 120.00 Add to cart; Muncie M22 Rock Crusher Input 10 Spline $ 178.00 – $ 185.00 Select options This product has multiple variants. The options may be chosen on the product page; Muncie 4 Speed Nylon Driven Gear $ 13.00 – $ 15.00 Select options This product has multiple variants. The options may be chosen ...
The M-20 wide ratio, the M-21 close ratio, and the Extra heavy duty close ratio M-22, also known as the Rock Crusher. The M-22 close-ratio transmission is easily identified internally from the M-20 and M-21 versions by the angle of the gear teeth.Muncie RPO Codes. How to Identify a M22 Rock Crusher
M20=close ratio, 2.20 low gear M21=wide ratio, 2.54 or 2.56 low gear M22="rock crusher", all close ratio and coarser pitch on the gears (but not "straight cut" like I've heard many say) '64-'65 transmissions had a few differences from '66 and up (smaller countershaft)
New Muncie M22 2.20 close ratio or 2.52 wide ratio Rockcrusher gear set is availabe with either a 10 or 26 spline input. Close ratio 26 spline gear sets available in Italian or Korean made. You must select whether you need a wide …
The M-21 was the 'standard' Muncie 4-speed, and the M-22 was the heavier duty "Rock Crusher" tranny...straight-cut gears made it a noisy trans, hence the nickname. A Super T-10 is probably about as strong as an M-21 and would make a good tranny for your Shitbox if you can get one cheaper than a Muncie.
This is a very nice m21 muncie close ratio m21 transmission all rebuilt and guaranteed, ... this has the correct fingers for the bolts, not the studs, asking 1300. I also have a m20 muncie wide ratio all rebuilt, it has the drivers side speedo, 1300. I also have a set of new m22 muncie rock crusher gears, 415. Contact dave. post id: 7793990062.
come guys, every gearhead knows every muncie is a rock crusher, every 327 came out of a corvette and all 12 bolts are posi's! I didn't even read this on the internet, 70% of the guys at the gas station tells me this when I'm gassing up, they all had that rare 68 chevy with a corvette 327, rock crusher muncie and a 12 bolt posi that they would shift from first to …
Muncie M20 Wide Ratio First Gear $ 126.00 – $ 150.00 Select options This product has multiple variants. The options may be chosen on the product page; Muncie M22 Rock Crusher Input 26 Spline $ 175.00 – $ 185.00 Select options This product has multiple variants. The options may be chosen on the product page; Muncie 4 Speed Rebuild Kit 1″ w ...
1969 PONTIAC FIREBIRD MUNCIE M22 ROCK CRUSHER WIDE RATIO PRO TOURING POSIThis is a 1969 Firebird that I have been working diligently on for the last year, nd I just got it running, nd did the engine b ... - Muncie M22 Transmission (all brand new)- Brand New Wide Ratio M22 Gearset (UsA made gears)- Brand New Nodular Steel Mid-Plate- Complete new ...
Muncie Close Ratio - M-22 Rock Crusher Four Speed Transmission - ALL NEW GEARS. Sign in to check out. Check out as guest. Add to cart. Add to watchlist. ... Muncie M-22 Rock Crusher Four Speed …
Muncie M22 Rock Crusher Third Gear $ 112.00 Add to cart; Muncie M22 Rock Crusher Input 10 Spline $ 178.00 – $ 185.00 Select options This product has multiple variants. The options may be chosen on the product page; Muncie M22 Rock Crusher Cluster Gear 1″ $ 210.00 – $ 242.00 Select options This product has multiple variants. The options ...
im looking forward to the classic m22 whine with the new Auto Gear Muncie (ultra wide ratio) M22Z. It has 2.98/2.04/1.46/1 ratios. First gear 2.98x3.08 rear yields 9.2 in first. MUCH better than my previous clutch …
Or is it standard Muncie guts stuck in an Auto Gear case? If it is a Rock Crusher I'll get you a video of the '70 running. I'd imagine an Auto Gear M22 sounds just like a GM one. ... but if you want the nicer of the two go with the wide ratio. Our cars both have 4.10 gears so that covers up the close ratio misgivings. The close ratio might not ...
This is a nice 70 m22 rock crusher muncie transmissions all rebuilt with all new gears guaranteed, asking 2000. It is the big main shaft and has fine spline input shaft, I also have the 66 m20 muncie wide ratio, All rebuilt and guaranteed 1300. Contact dave
M22 Rock Crusher Sale. midwestmuncie. NEW Auto Gear Super Case Muncie M22 4-Speed Rock-Crusher 26/32spl Street/Strip. LAST WEEK OF SALE PRICE!!! ... Heavy Duty Direct Replacement and Strongest M22's Made With Muncie Auto Gear Super Case and Strongest M22 Close Ratio or Wide Ratio Gears. 26 spline input and large 32 spline output …
Muncie 4 Speed O-Ring Speedometer Housing $ 1.00 Add to cart; Muncie M20 Wide Ratio Input 10 Spline $ 145.00 – $ 179.00 Select options This product has multiple variants. The options may be chosen on the product page; Muncie M20/M21/M22 Reverse Idler Shaft $ 43.00 Add to cart; Muncie M22 Rock Crusher First Gear $ 119.00 Add to cart
The engine has been freshly built and pushing 450-500HP I am looking at either a Keisler 5-speed or the legendary M22 Rock Crusher from Midwest Muncie. Can anybody tell me if the M22 would bolt right in using existing cross member, mounts and drive shaft? ... You want the 2.56 first gear, I have the m22 wide ratio maserio gears with a 4.30 in ...
(Also known as the Rock Crusher due to the whining sound these trannies make while upshifting 1st thru 3rd gears due to those "helical cut" straight gears. By 1970 the output was larger ( like a Turbo 400 yoke) and had the fine spline (26) input shafts. two grooves = 2.52 wide ratio tranny while NO GROOVES = 2.20 1st gear ratio.
Muncie M22 Rock Crusher Input 26 Spline $ 175.00 – $ 185.00 Select options This product has multiple variants. The options may be chosen on the product page; Muncie M20/M21 Front Reverse Idler Gear $ 49.00 Add to cart; Muncie M22 Rock Crusher First Gear $ 119.00 Add to cart; Muncie 4 Speed Rebuild Kit 7/8″ w/207 Bearing $ 199.00 Add to cart