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Muncie four speeds The Online Automotive

For sale is a professionally built Muncie M22 4 speed with the driver side speedo tail found in GTOs Chevelles Impalas earlier Corvettes and other GM vehicles 10 spline input 27 spline output Muncie M22 Rock Crusher 4 Speed Close Ratio Transmission Driver Side Speedo


When was the M22 first called "rock crusher" Team Chevelle

·I became aware of the nickname likely a motorhead created comparison of the rugged transmission to rock quarry equipment when in late 68 a buddy traded a whipped 66 SS396 for a disaster of a 1962 Corvette with a 1965 396/425 engine and an M22 transmission 4;56 ratio 62 style rear end unbelievably cobbled shifter cooling system and


M 22 "rock crusher" Page 2 Team Chevelle

·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 second


Rock Crusher identity Hot Rod Forum

·It tells how to pick out what is what but the main thing to look for in a M 22 is the gear angle Take off the side cover and look at the angle of the gears M 20 m 21 will have 45 degrees gears and the m 22 is degrees They used this to reduce friction and in turn gave it a nice greary noise thus the rock crusher Chris


How To Build a Bulletproof Muncie M 22 Four Speed

·The Muncie M22 is known as the Rock Crusher See how we improve its strength and versatility by adding a Gear Vendors Overdrive Muncie Original Ratios M20 Wide Ratio 1st gear 2nd gear 3rd


Muncie 4 M22 Rock Crusher The

STRONGEST Direct Replacement M22 With NEW Muncie AUTO GEAR ULTRA CASE With The Strongest M22z WIDE OR CLOSE RATIO 4 SPEED TRANSMISSION A GREAT HEAVY DUTY ROCK CRUSHER FOR YOUR CAMARO NOVA CHEVELLE CORVETTE GTO 442 THE MAIN CASE IS THE STRONGEST MADE with fill and drain plugs C355 Forged Aluminum Mid


Muncie 4 speed Transmissions The Online Automotive

·Muncie also had a second close ratio transmission coded M22 and known as the rock crusher which was used behind performance big block engines and in some Corvettes These M22 units are highly sought after for performance applications The term rock crusher refers to the noise made by the meshing of the stronger helical gears in the


Muncie Calendar Date Codes — Transmissions

For example P7C05 will read Muncie four speed aluminum for passenger car 1976 March 5th 1969 1974 codes include a suffix letter at the end to aid in identification of transmission ratios A = 1st gear wide ratio M20 B= 1st gear close ratio M21 C


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