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rock crusher gears


  • 1967 Chevy Chevelle for sale

    1967 SS Chevelle Convertible recreation 136 vin. GM crate ($10K) ZZ 454 engine with Comp Cam Magnum Roller Rocker Arms. Muncie 4 speed rock crusher rebuilt with Italian gears, New shifter. Complete rebuilt 12 Bolt rear 373 gear, limited slip,Power DiscBrakes, Power Steering. Complete F41 Suspension all new. Frame off nut bolt …

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  • Inside the N-series M23 Transmission from Auto Gear Engineering

    Full synchronization in all forward gears was also added, and the American close-ratio four-speed was born. ... We duplicate the M20 and M21 gearset, and the M22 "Rock Crusher" in three ratios (2. ...

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  • Muncie M21 and M22 Overhaul Kit

    Reverse gears are helical cut and are located on the extension housing. M-21 close ratio, and the extra heavy duty close ratio" M-22, also known as the "Rock Crusher". The M-22 was generally installed behind severely powerful (high torque) big-block engines. The M-22 is distinguished from an M-21 by the angle of the gear teeth. The M-22 has ...

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  • How To Identify Chevy Four-Speed …

    The M20 and M21 used a gearset with a more angled tooth design on each gear (left). The M22 Rock Crusher used a gearset that features less of an angled-tooth gearing (right). Images courtesy …

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  • Muncie 4 Speed Transmissions

    Although the gears are not spur gears ( completely straight ) they still produced a fair amount of gear noise thus the "Rockcrusher" name. These 4 speeds sound like a blower drive. For the real gear head the best documented movie that sports a real M22 in a car is the famous movie " Two Lane Black Top". You can really hear this gear box howl in ...

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  • A Year by Year Breakdown of Side-by-Side Portals

    Rock Crusher released their 4", 30% gear reduction portals at the very beginning of 2015. Rock Crusher's portals were rife with quality and manufacturing issues. From months-long waits for orders, to the …

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  • The 1965 Chevrolet M22 Rockcrusher Transmission: The Mystical Transmission

    The 1965 M22 maintained the 10-spline input and 27-spline output as all other Muncie transmissions from that model year.The 1965 M22 also had the drain plug boss drilled and tapped for a magnetic drain plug. This was not done on the M20 or M21 transmissions. Driver's side of restored 1965 M22 transmission.

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  • New Auto Gear Upgraded Ultra Case Muncie HD M22 4-Speed Rock-Crusher …

    Garry Brown on Super Pro Road/Drag Race Muncie Upgraded Ultra Case M22 Rock-Crusher. FALL SALE; Michael wilhelm on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. FALL SALE!!! Ricky Fitts on Muncie Super Duty M23 Upgraded Ultra Case 4-speed Road or Drag …

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  • Muncie

    MUNCIE M22 "ROCK CRUSHER" 4 SPEED GEARS: ... Our 4GTC Private Label M22 Gears are available in Close Ratio (2.20) and Wide Ratio (2.52) with 10 or 26 Spline Input so you don't have to swap out your clutch installing the Wide Ratio M22 in you pre-1971 vehicle. Please visit our "Specials" Page for introductory pricing on our "4GTC" M22 Gear …

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  • Brand New SUPERCASE M22 4-Speed Muncie Rockcrusher Style Transmission

    Check These Out. Clearance Discounted Items! This a BRAND NEW SUPERCASE M22 4-Speed Rockcrusher Style Transmission. Each new Auto Gear transmission is built from genuine Auto Gear parts, the highest quality available. This is a BEEFY version of the original Rock Crusher transmission.

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  • M22 4 speed rock crusher | Team Chevelle

    I have attached pics of the gears. @@@@@ I also have a M21 with same close ratio as m22 but with two rings on front spline. @@@@@ M22 specs 10PP229308 stamp on casting ... " 3000$ on a bolt on, period correct, grin inducing almighty and mythical transmission that is the great Muncie M22 Rock Crusher makes more sense for many …

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  • Muncie 4-speed

    The M20 and M21 have the same cut to the gears, the M22 is a straighter cut resulting in a greater strength. Since the M20 and M21 look the same one way to tell them apart (aside from the grooves on the input shaft) is …

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  • New Auto Gear Upgraded Ultra Case Muncie HD …

    A GREAT HEAVY DUTY ROCKCRUSHER FOR YOUR CAMARO, NOVA, CHEVELLE, CORVETTE, GTO,442. THE MAIN CASE IS THE …

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  • Muncie Super Duty M23 Upgraded Ultra Case 4-speed Road …

    Michael Coons on NEW Auto Gear Upgraded Ultra Case Muncie HD M22 4-Speed Rock-Crusher Street/Strip. Camaro, Corvette, Chevelle, Nova. FALL SALE!!! Brett Henson on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. FALL SALE!!! John DiLauro on Auto Gear Upgraded Ultra …

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  • Muncie Noises | Team Chevelle

    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. 1966 Charger (383, 727 Torqueflight) 1970 SS 454 Chevelle (LS5+2, M22, 3.31 12 bolt) 1971 Malibu (350, M22, 3.31 12 Bolt) ... The less angled cut on the gears was to build less heat while road racing, I don't think it has as ...

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  • ME6601

    The pinion has 25 teeth. Both pinion and gear are made of C 45 steel. Design a suitable spur gear drives. [AU, May / Jun – 2007] 2.129) In a spur gear drive for a rock crusher, the gears are made of case hardened alloy steel. The pinion is transmitting 18 kW at 1200 rpm with a gear ratio of 3.5.The gear is to work 8 hours/day for 3 years.

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  • RACING Muncie Slick Shift Clutch-less Super Duty M23 …

    Michael Coons on NEW Auto Gear Upgraded Ultra Case Muncie HD M22 4-Speed Rock-Crusher Street/Strip. Camaro, Corvette, Chevelle, Nova. FALL SALE!!! Brett Henson on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. FALL SALE!!! John DiLauro on Auto Gear Upgraded Ultra …

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  • Converting to a M22 Rock Crusher | Team Camaro Tech

    The input shafts are interchangeable too, you just choose a 10 or 26 spline input shaft. To help fine tune your driveability with a 4 speed; these three combination examples below have the same 1st gear takeoff feel. The differential gear is your cruising 4th gear and determines your RPM. M22 (2.20:1) - 4.10:1.

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  • The Muncie 4 Speed Transmission Taught A …

    The M22 'Rock Crusher' featured a one-inch countershaft pin bore and shot-peened gears with aggressive helix angles that reduced heat and stress but also increased noise, leading to the nickname as the …

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  • Chevrolet's 1969 L78 Nova: Ultimate Street Sleeper

    Hot Rod's Steve Kelly got his test Nova to a best of 13.87 at 105 mph. Tim could probably do better thanks to the Rock Crusher four-speed under the floor—Kelly's car had a TH400 automatic&# ...

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  • 69 DZ302/M22/4.56 Gears....Thinking of Gearvendors...

    1969 x-77 Z/28 orange/ white stripes, named by my daughter "Clementine ", M-22 close ratio, 4:10 12 bolt, CE 302. Hugger orange with white stripes. White standard interior. Restoration complete May 2018. Reply Quote. Vega$69. 17668 posts · Joined 2010.

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  • Muncie 4-Speed Identification Guide

    This is the standard Muncie 4-speed case. It has a seven-digit serial number cast into the case on the passenger's side. These are usually the first numbers used to start the identification process. This is Brian Higgins of the SK Tranny Shop. Shops like this are a great place to research castings and part numbers.

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  • Why does an m22 whine? | Team Chevelle

    Stronger. You're both right, the lower angle helix on the gears causes the whine. The gears aren't stronger, the overall tranny is. The more surface area the gears mesh on, the stronger they are. A high helix gear is stronger, BUT straighter cut gears put less thrust load on the trans case, so the tranny doesn't undergo as much flex.

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  • GENERAL MOTORS MUNCIE 4-SPEED MANUAL …

    ASSEMBLIES, GEARS & PARTS APPLICATIONS: GENERAL MOTORS 1963-1974 GENERAL MOTORS (HIGH PERFORMANCE) AUTO GEAR EQUIPMENT 530 State Fair Boulevard, Syracuse, New York 13204 ... L36-s36T: M22 'Rock Crusher' (1964-74) 3924796 WT297-12B NOTE: these TWO (2) gears w/o snapring counterbore on cone …

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  • M22 Rock Crusher

    We have complete M22 aftermarket gear sets, both 10 and 26 spline Inputs and either Close (2.20 first gear) or Wide Ratio (2.52 first gear). The Wide Ratio M22 gear set is based on the 2.52 first gear ratio's and is available …

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  • Brand New SUPERCASE M22 4-Speed Muncie Rockcrusher Style Transmission

    Description. This a BRAND NEW SUPERCASE M22 Muncie Rockcrusher Style Transmission. This is a BEEFY version of the original Rock Crusher transmission. Most all the weak points of an original Muncie have been solved by the Super-Case design. The Supercase has extra casting in all the known weak areas. The mid plate is aircraft grade …

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  • Large Bevel Gears for Crushing Applications

    Large Bevel Gears for Crushing Applications Steve Lovell Introduction Large bevel gears drive the crushing machines used to process ores and minerals in the hard-rock mining and aggregates industries. Among the most common machines of this type are gyratory (Fig. 1) crushers and cone crushers (Fig.2). The gyratory crusher

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  • Midwest Muncie | Muncie 4 Speed Transmissions And …

    Home of the world's best 4 speed muncie transmissions and parts. We also offer muncie rebuild kits, racing parts and m22 rock crusher transmissions.

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  • Contact

    Limited Quantity!! FALL SALE!!! Brett Henson on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. FALL SALE!!! Dale Richardson on Ultra Pro Super N24 Heavy Duty Ultra Case Muncie 4-Speed. Gasser Drag Race with Long V-Gate Shifter. Limited Quantity!!

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  • MUNCIE 3925660 Gears Transmission Crusher 3950306

    Review (MPN # 3925660 for sale) MUNCIE Gears Transmission Show Quality Crusher Rock Speed compatible with M-22 1969–2022. New french lock retainers. Aftermarket bearing retainer tail housing side cover 3950306please note that all my transmissions are sold without a pencil gear as every application is different ie tire diameter and rear end ...

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