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700R4- Early 4L60E  A Body  TH400 / 200-4R  TH350  4L80E  T-56 G Body  C3 Corvette

Early Mustang  Late Mustang  4L60E to 4L80E  700R4 Tail Mount  F Body  X Body

G-Body Do-It-Yourself Crossmember Kit  PATC Raptor-X Crossmember - F-Body

. . . . . . . Toll Free Crossmember Order Line 1-888-8771008 . . . . . . G-Force Performance Double Hump Crossmembers for GM Transmission Conversions . . . . . . This is the original G-Force Performance Crossmember . . . . . . Excepts up to a 3 1/2 inch pipe . . . . . . Black Powder Coated . . . . . . PATC-SpeedShop . . . . . . Crossmember Order Line . . . 1-888-8771008 . . . . . . Performance Automotive and Transmission Center - Transmission Order Line . . . 1-888-8771008 . . . . . .

 " 1982 to 2005 2WD S-10 Truck "

#S10. This G-Force Performance Racing Crossmember is a heavy duty, double hump transmission crossmember that was designed and fabricated exclusively for 1982 thru 2005 S-10 trucks and is manufactured new from 2" x 3" (1/8" wall) rectangular and 1/2" plate steel. And best of all - IT BOLTS IN WITH MOST CONVERSION KITS - no guessing, no cutting, no cussin'! Another benefit of this crossmember is that installing a dual exhaust is a simple bolt-on operation that will provide clean, professional results. No floor pan modifications are necessary. Comes with a Black Powder Coated finish. This crossmember fits 1982 to 2005 S-10 trucks (NOT BLAZER) with a small block Chevy motor and TH350, 700R4, T10, Super T10, early 4L60E, T5 transmissions. Cost $285.00

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 " 1967 to 1981 F & X Body "

The G-Force F- Body Performance Racing Crossmember is a heavy duty, double hump transmission crossmember that was designed and fabricated exclusively for 1967 through 1969 F-Body Camaro cars and is manufactured new from 2" x 3" (1/8" wall) rectangular and 1/2" plate steel. And best of all - IT BOLTS IN - no guessing, no cutting, no cussin'! This crossmember is built to take BIG BLOCK punishment and will also stiffen your frame to help straighten out launches. Another benefit of this crossmember is that installing a dual exhaust is a simple bolt-on operation that will provide clean, professional results. No floor pan modifications are necessary. This crossmember fits 1967 - 1981 F-Body and X-Body cars.

G-Force F-Body Double Hump Crossmember for early Camaro 1967 to 1981, TH350, TH400, 200-4R and 700R4. There has never been anything available like this for the 67 to 81 F-Body. Comes in black power coat only. Taking orders now. 1-888-8771008.

G-Force X-Body Double Hump Crossmember for Chevy Nova and Chevy II 1968 to 1974, Pontiac Ventura 1971 to 1974, Oldsmobile Omega 1973 to 1974 and Buick Apollo 1973 to 1974. Available for TH350, TH400, 200-4R and 700R4 in black powder coat. When ordering a 68 to 74 X-Body crossmember, they all use the 67 to 69 F-Body crossmember.

* * * BatWing Design * * *

700R4, $229.00
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TH400 / 200-4R, $229.00
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TH350, $229.00
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 " 4L80E 1967 to 1981 F & X Body "

4L80E 67-69 F-Body, 68-74 X-Body. Cost $269.00
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4L80E 70-74 F-Body. Cost $269.00
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4L80E 75-81 F-Body. Cost $269.00
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This crossmember fits a 1962 to 1967 Chevy II and Nova with TH350, Muncie, Powerglide, T-10, TH400, 200-4R, 700R4 and early 4L60E transmissions. Cost $229.00

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This crossmember fits a 1967 to 1981 Camaro with a T-56 transmission. Cost $229.00

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_DSC2438.JPG (126856 bytes) _DSC2441.JPG (135710 bytes) #ATM. Adjustable Transmission Mount that locks in any position. Moves to the front or rear up to 1 1/4" each way. This makes it possible to use GM aftermarket performance crossmembers in cars with LS1 type motors. Buy the conversion crossmember you want plus this mount if you have a LS1 type motor. Comes in black powder coat. Cost $132.00

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" 700R4 and All 4L60E "

" in 78-88 G-Body "

#30XM. The G-Force Performance Racing Crossmember is a heavy duty, double hump transmission crossmember that was designed and fabricated exclusively for 1978 thru 1988 G-Body cars and is manufactured new from 2" x 3" (1/8" wall) rectangular and 1/2" plate steel. And best of all - IT BOLTS IN - no guessing, no cutting, no cussin'! This crossmember is built to take BIG BLOCK punishment and will also stiffen your frame to help straighten out launches. Another benefit of this crossmember is that installing a dual exhaust is a simple bolt-on operation that will provide clean, professional results. No floor pan modifications are necessary. Comes with a Black Powder Coated finish. This crossmember fits 1978 - 1988 G-Body cars with a 700R4 or 4L60E overdrive transmission. Cost $229.00

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Engineered specifically for 1978 thru 1988 G-Body cars including: Chevrolet.....El Camino, Malibu, Malibu Wagon, Monte Carlo, SS,  Buick.......Regal, Grand National, GNX, T-Type, Oldsmobile..........Cutlass, 442, Pontiac.......Grand Prix.

 " 1964 to 1972 A Body "

#37XM. This crossmember fits 1964 to 1972 Monte Carlo, El Camino, Chevelle and Malibu (hardtop only). This is a heavy duty A-Body dual exhaust racing crossmember. Comes with a Black Powder Coated finish. (Will not fit GTO or Lemans convertibles, see below.) Cost $269.00

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Measurements: 50 9/16" frame to frame, 53 1/2" hole center to center - 1" slot on one side - plus or minus 1/2", 54 13/16" overall. This A-Body crossmember will not fit an El Camino with a boxed frame. Measure before ordering, "some 1972's have 1973 frames".

" 1964 to 1967 A Body Convertibles "

#RCAEC1-400. This crossmember fits 1964 to 1967 A Body convertibles or box frame with a TH400 or 200-4R transmission. This is a heavy duty A-Body dual exhaust racing crossmember. Comes with a Black Powder Coated finish. (Will not fit a T-56 transmission or 700R4.) Cost $269.00

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Measurements: 43 1/4" hole center to center.  Measure before ordering.

" 1964 to 1972 A Body Convertibles "

This crossmember fits 1964 to 1972 A Body convertibles or box frame with a TH350, Muncie, Powerglide, T10, 700R4 and early 4L60E transmissions. Cost $269.00

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" 1973 to 1977 A Body "

#37XM-2. This crossmember fits 1973 to 1977 Monte Carlo, El Camino, Chevelle and Malibu (hardtop only). This is a heavy duty A-Body dual exhaust racing crossmember. Comes with a Black Powder Coated finish. Available for the TH350 / TH400 or 700R4 / early 4L60E. Will not fit if you have a box frame or convertible. The center to center measurement on the mounting holes is 51 inches. Cost $269.00

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" 1968 to 1972 A Body with 4L80E "

#RCAE-4L80. This crossmember fits 1968 to 1972 A Body hardtops only with a 4L80E transmission. Cost $269.00

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" TH350 - TH400, 4 inch tail - 200-4R - Powerglide - Muncie 4 Speed "

" in 78-88 G-Body "

#31XM. The G-Force Performance Racing Crossmember is a heavy duty, double hump transmission crossmember that was designed and fabricated exclusively for 1978 thru 1988 G-Body cars and is manufactured new from 2" x 3" (1/8" wall) rectangular and 1/2" plate steel. And best of all - IT BOLTS IN - no guessing, no cutting, no cussin'! This crossmember is built to take BIG BLOCK punishment and will also stiffen your frame to help straighten out launches. Another benefit of this crossmember is that installing a dual exhaust is a simple bolt-on operation that will provide clean, professional results. No floorpan modifications are necessary. This crossmember fits 1984 -1988 G-Body Cars with a Turbo 400 short tail or 200-4R Transmission. Comes with a Black Powder Coated finish. Cost $229.00. Note: 1978-83 vehicles with a 400 or 200-4R transmissions come with a frame extension (#32XM, see below).

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#32XM. Same as above but with frame extension kit for 1978 - 1983 cars with a 400 or 200-4R transmissions. Cost $269.00

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#29XM. The G-Force Performance Racing Crossmember is a heavy duty, double hump transmission crossmember that was designed and fabricated exclusively for 1978 thru 1988 G-Body cars and is manufactured new from 2" x 3" (1/8" wall) rectangular and 1/2" plate steel. And best of all - IT BOLTS IN - no guessing, no cutting, no cussin'! This crossmember is built to take BIG BLOCK punishment and will also stiffen your frame to help straighten out launches. Another benefit of this crossmember is that installing a dual exhaust is a simple bolt-on operation that will provide clean, professional results. No floorpan modifications are necessary. This crossmember fits 1978 -1988 G-Body Cars with a Turbo 350, Muncie 4 speed, most 3 speeds or Powerglide. Comes with a Black Powder Coated finish. Cost $229.00

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" 4L80E - in 78 to 88 G-Body "

#35XM. The G-Force Performance Racing Crossmember is a heavy duty, double hump transmission crossmember that was designed and fabricated exclusively for 1978 thru 1988 G-Body cars and is manufactured new from 2" x 3" (1/8" wall) rectangular and 1/2" plate steel. And best of all - IT BOLTS IN - no guessing, no cutting, no cussin'! This crossmember is built to take BIG BLOCK punishment and will also stiffen your frame to help straighten out launches. Another benefit of this crossmember is that installing a dual exhaust is a simple bolt-on operation that will provide clean, professional results. No floor pan modifications are necessary. Comes black powder coated only. This crossmember fits 1984 -1988 G-Body cars with a 4L80E transmission. Cost $269.00 *Note: For 1978-83 vehicles buy #35XM-X below, crossmember and frame extension kit.

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#35XM-X. Crossmember and frame extension kit for 1978 - 1983 G-Body cars with a 4L80E transmission. Cost $309.00

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" 93-97 F-Body T-56 in 78-88 G-Body"

#34XM. This G-Force Performance Racing Crossmember is a heavy duty, double hump transmission crossmember that was designed and fabricated for 1984 to 1988 G-Body cars with a 1993 to 1997 F-Body T56 transmission. Comes with a Black Powder Coated finish. (For 1978 - 1983 buy #34XM-X below.) Cost $269.00

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#34XM-X. Crossmember and frame extension kit for the 1978 - 1983 G-Body with a T-56 transmission. Cost $309.00

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D0-It-Yourself G-Force Crossmember Kit

#GFX. Can be made to fit many GM models. Cost $155.00

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C3 Corvette

#C3V. C3 Corvette G-Force Double Hump Crossmember for TH350, TH400, 700R4 and early 4L60E transmissions. Fits 1968 to 1981 Corvettes. Cost $309.00

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1967 to 1973 Mustang with AOD Transmission

#94XM. Use this crossmember to install an AOD transmission in a 1967-1973 Mustang. We need to know what year you have. Also fits Cougar. Also fit TKO 500, TKO 600 and 3550 transmissions. May not fit a 69-70 that came originally equipped with a C6 transmission. Pictured is a 1973, if it fits this it will fit anything. Cost $139.00.

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" Billet Aluminum "

1979 to 1993 Fox Body Mustang Crossmember

#RCMFB. This is a direct bolt-in for 1982 - 1993 Mustangs with 4 1/2 inches between the crossmember mounting brackets. On 1979 to 1981 Mustangs with 2 3/4 inch measurement between the crossmember mounting brackets the brackets must be relocated. Fits standard and automatic transmissions. This crossmember is installed with the taller hump on the passenger side. It must be used with a transmission mount using bolts rather than studs. Cost $149.00

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Speed TV spot featuring the GFORCE Crossmember
Speed TV spot featuring the GFORCE Crossmember

" Billet Aluminum "

1994 to 1998 4th Generation Mustang Crossmember

#RCM4. This billet aluminum transmission crossmember provides unique G-Force styling with the strength of billet. Designed as a direct replacement for 1994 - 1998 Mustangs. It also provides clearance for dual exhaust systems. This crossmember provides a level of function that is equal to it's great looks and styling. Cost $159.00

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#54-2. Ford 2WD universal transmission mount. Effectively controls transmission torque better than stock units, especially in high-performance applications. Soft enough to absorb vibrations for street use yet rugged enough for racing. Commonly used in stock car and drag racing. Helps control torque on heavy horsepower cars. Maintains proper drive shaft angle. Made of HYPER-FLEX performance polyurethane. Simply measure your mounts to match the measurements shown. Fits the above #RCMFB crossmember. Comes with two special bolts to fit the #RCMFB crossmember above. (Will not fit the 65 to 73 Mustang conversion kit.) Cost $41.00

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" AOD - in 64 to 66 Mustang "

 

 

 

 

 

 

 

 

#94X. Use this crossmember to install an AOD transmission in a 1964-1966 Mustang. Also fits Cougar. Cost $182.00

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#40. 700R4, 2WD universal transmission mount. Effectively controls transmission torque better than stock units, especially in high-performance applications. Soft enough to absorb vibrations for street use yet rugged enough for racing. Commonly used in stock car and drag racing. Helps control torque on heavy horsepower cars. Maintains proper drive shaft angle. Made of HYPER-FLEX performance polyurethane. Cost $38.00

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We have G-Force Performance Double Hump crossmembers for the following GM transmission swaps: 700R4, TH350, TH400, 200-4R, Powerglide, LS1 type 4L60E, T56, pre 1997 4L60E, Muncie and 4L80E transmissions in a 1978 to 1988 G-Body. 700R4 and pre 1997 4L60E transmissions in a 1968 to 1972 Chevelle hardtop and other A-Body cars. C4 Corvette with TH350, TH400 and 700R4. Kill two birds with one stone, transmission swap and dual exhaust fit. And best of all - IT BOLTS IN - no guessing, no cutting, no cussin'! Designed and fabricated exclusively for 1078 thru 1988 G-Body cars.

 The Patented G-FORCE RACING CROSSMEMBER is a heavy duty, double hump transmission crossmember for G-BODY dual exhaust applications and is manufactured new from 2" x 3" (1/8" wall) rectangular and 1/2" plate steel. The G-FORCE RACING CROSSMEMBER is built to take BIG BLOCK punishment and will also stiffen your frame to help straighten out launches.

#40X. GM 2WD Universal transmission mount. Cost $6.00

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#10M. Extreme Duty Energy Suspension Polyurethane transmission mount for the 4L60E to 4L80E swap (4WD). Fits most GM full size 4WD. Cost $62.00

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Raptor-X Crossmembers Below

" 1967 to 1974 F & X Body "

Raptor-X Crossmember by PATC

F-Body Crossmember for early Camaro and Firebird 1967 to 1969, TH400, TH350, 200-4R, 4L60E, 4L80E, 700R4 and T-56.

X-Body Crossmember for Chevy Nova and Chevy II 1968 to 1974, Pontiac Ventura 1971 to 1974, Oldsmobile Omega 1973 to 1974 and Buick Apollo 1973 to 1974. Available for TH400, TH350, 200-4R, 4L60E, 4L80E 700R4 and T-56. When ordering a 68 to 74 X-Body crossmember, they all use the 67 to 69 F-Body crossmember.

Made from 1 5/8 inch thick wall round tubing. These crossmembers will accept up to a 3" exhaust pipe. After the crossmember is installed it can be removed and replaced with two bolts. Comes with 2 mounting brackets, 2 grade eight bolts and 2 lock nuts. These cross members fit both F-Body and X-Body cars. At this time we only have 1967 to 1969 crossmembers in stock for the 4L80E, 700R4, early 4L60E, 200-4R, TH400, TH350 and T-56 transmissions. (OUT OF STOCK ON SOME) Cost $212.00

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This crossmember only weighs 9 pounds. Call 1-888-8771008

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" 1982-1992 F-Body to 400, 350 or 200-4R "

#61XX. Transmission crossmember for the installation of a Turbo 400 short tail, 350 or 200-4R transmission into a Third Generation F-Body. Crossmember is made of sturdy mild steel construction and utilizes the OEM sub-frame mounting holes to allow for an easy direct bolt-in installation. Available with an NHRA approved driveshaft safety loop built onto the crossmember. Complete assembly is powder coated in gloss black or bright red for an attractive and durable finish. Crossmember only $140.00. Crossmember with driveshaft loop $190.00.

 

 

 

 

 

 

 

 

 

 

 

 

 

#61XXX. This kit is for installing a TH400 short tail, 350 or 200-4R transmission into a Third Generation F-Body. The kit includes the transmission crossmember required to install the transmission, along with our crossmember mounted adjustable torque arm. The TH400, 350 or 200-4R transmissions have no provisions to mount the OEM torque arm onto the transmission tailshaft. Our kit makes the swap an easy bolt right in installation! Cost $500.00. Torque Arm Rear Mounting Hardware Kit - $20.00

 

# 49. 700R4 tail housing with transmission mount (7 3/8 inches long). This will move the mount to the rear 5 1/2 inches. This moves the rear transmission mount to the same position as a TH400 (short-style) or 200-4R transmission. This extension housing can eliminate transmission crossmember modifications when replacing a TH 400 or 200-4R transmission with a 700R4 assembly. These are almost impossible to find. I've seen these at the GM Dealer for $210.00. (OUT OF STOCK) $80.00

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#49N. Same as above but new. 700R4 / early 4L60E tail housing with transmission mount (7 3/8 inches long). This moves the mount to the rear 5 1/2 inches. This is the same position as a TH400 transmission with a 9 inch tail housing and 32 spline output shaft. The TH400 9 inch tail housing with the 27 spline output shaft has the same mount position as the 4 inch tail housing. With some modification to the 2 mount bolt holes on the crossmember this extension housing can eliminate transmission crossmember modifications when replacing a TH400 with a 4 inch tail, 9 inch tail with a 27 spline output shaft or 200-4R transmission with a 4L60E through 1996 assembly. This is the last of the GM supply, when there gone there gone. (OUT OF STOCK) Cost $129.00 to $149.00.

One Tail Housing $149.00
Two Tail Housings $139.00 each
Three or more Tail Housings $129.00 each
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" 1993-2002 F-Body to 400 or 200-4R "

#61. Crossmember fits 1993 - 2002 F-Body Camaros and Firebirds. Replace your 4L60E transmission in a Camaro or Firebird with a 400 or 200-4R transmission. Fits LS1 type motor, moves the crossmember to the correct position for the 400 or 200-4R transmission mount (4 inch tail housing on the 400). Cost $85.00

#61X. Spacer to raise the 400 or 200-4R transmission to the correct height. Cost $37.00

                

 

" 1993-1997 F-Body to 4L80E "

4L80E Conversion

#10-80. Crossmember to install a 4L80E transmission in a 1993 - 1997 F-Body. Cost $199.00

 

" 1999 on 4WD Tahoe and others "

#10C. Crossmember for the 4L60E to 4L80E transmission conversion, 2000 up Tahoe and some others. This custom made crossmember moves the transmission mount to the correct position for the 4WD Tahoe 4L60E to 4L80E conversion. Works with the #3XX deep cast aluminum pan that holds 3 3/4 extra quarts of fluid or any other pan. Cost $350.00. On some trucks the crossmember will slide to the rear. (We need the last 8 digits of your VIN number to insure you get the correct crossmember. Price may vary with model.) This price includes a $130.00 core charge, return your old crossmember in good undamaged condition for a refund.

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#10D. Crossmember for the 4L60E to 4L80E transmission conversion, 2007 up Tahoe (NEW BODY STYLE) and some others. This custom made crossmember moves the transmission mount to the correct position for the 4WD Tahoe 4L60E to 4L80E conversion. Works with the #3XX deep cast aluminum pan that holds 3 3/4 extra quarts of fluid. This crossmember isn't the same as #10C. (We need the last 8 digits of your VIN number to insure you get the correct crossmember. Price may vary with model.) Cost $330.00

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The three above crossmembers can be built for a two wheel drive transmission.

#10T. You get the 4L80E to Tahoe 4L60E transfer case adapter, custom made 4L80E to 4L60E transfer case output shaft, 4L60E to 4L80E wiring adapters, LS1 motor to 4L80E crankshaft spacer and a #10C custom built 4L80E crossmember that moves the transmission mount to the correct position. You saw it here first. Even the best built 4L60E transmission in a heavy 4WD supercharged Tahoe wont last long, a built 4L80E transmission is twice as strong as a built 4L60E transmission. (We need the last 8 digits of your VIN number to insure you get the correct crossmember. Price may vary with model.) Cost $1126.00

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#10C-2WD. This crossmember was made for a 2WD 2003 5.3L half ton pickup 4L60E to 4L80E swap. This was a 500 horse power blower motor. The center section moves to the rear 6 1/4 inches. (We need the last 8 digits of your VIN number to insure you get the correct crossmember. Price may vary with model.) Cost $330.00

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Hummer 2 4L60E to 4L80E Swap

 

 

 

 

 

#10H2. Hummer II Crossmember for the 4L60E to 4L80E transmission conversion. Cost $310.00

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" Some Fords 1978 to 1993 "

#94. This crossmember is a "double hump" design that simplifies installation of dual exhaust systems on "Fox" vehicles. The outer tubes aren't welded to the center support, and just can be adjusted to fit most engine / transmission combinations. It directly fits all "Fox" vehicles with a 4 1/2" dimension between the crossmember mounting brackets. It can be used on "Fox" vehicles with a 2 3/4" mounting dimension by relocating the brackets. It doesn't fit 1982 and later Continental or 1984 and later Mark VII, because they have a unique crossmember. Cost $83.00

This part fits these vehicles
Make Model Year Body
FORD FAIRMONT 1978 - 1981 ALL
FORD GRANADA 1981 - 1982 ALL
FORD LTD 1983 - 1985 ALL
FORD MUSTANG 1979 - 1993 ALL
FORD Thunderbird 1980 - 1988 ALL
Mercury CAPRI 1979 - 1986 ALL
Mercury COUGAR 1980 - 1988 ALL
Mercury MONARCH 1979 - 1980 ALL
Mercury ZEPHYR 1978 - 1982 ALL

 

" C6 - in 67 to 73 Mustang "

#94X-2. C6 crossmember and mount to install a C6 transmission in a 1967 to 1973 Mustang. Cost $169.00

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#94M. Early Mustang to AOD Conversion Mount. Transmission mount for the 1964 - 1973 Mustang AOD transmission conversion. Cost $28.00

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#54M. Fits 1999 - 2004 Mustangs. Heavy Duty Crossmember and Poly Mount by Prothane. Cost $135.00

 

If you make or sell a crossmember that you would like to see listed here contact Don at 1-318-7427754.

 

 

 

 

 

 

 

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