Product Description
- Fits Models: C3 Corvette
- Fits Years: 68-80
- Fits Transmissions: 700R4, 4L60, Pre-1996 4L60E, TKO-500, TKO-600, TKX.
- We recommend a polyurethane transmission mount. The GMTM is sold separately.
The G Force Patented Transmission Crossmember
Performance Engineered from Start to Finish
Performance
Engineered
Engineered and independently tested to withstand the rigors of the track, each crossmember exceeds the demands of even the most challenging roads.
Easy Installation.
It’s Foolproof!
Our unique bolt-to-frame design eliminates cutting and welding. The distinctive double-hump accommodates true dual exhaust. A G Force crossmember is guaranteed to be a perfect fit.
SHOPTALK
See the G Force Crossmember Overview for more info.
This crossmember is installed with the G Force label facing the rear of the vehicle. However, another determining feature is the crossmember center tube has a bracket welded to the back to accept the factory brake cable pulley.
This crossmember is installed so that the exhaust clearance humps are closed on the top and open on the bottom.See the G Force Crossmember Overview for more info.
This crossmember is installed with the G Force label facing the rear of the vehicle. However, another determining feature is the crossmember center tube which has a 1/2″ drain slot that is positioned on the bottom and on the passenger side next to the hump weldment.
This crossmember is installed so that the exhaust clearance humps are closed on the top and open on the bottom.
To use the provided 7/16″ hardware it is necessary to enlarge holes in your frame rails with a 1/2″ drill. If you choose to use the stock size 3/8″ hardware, it is strongly recommended to use new Grade #8 fasteners to compensate.
Discover more about the G Force Crossmember product line on these pages-
This crossmember is installed with the G Force label facing the rear of the vehicle. However, another determining feature is the crossmember center tube has a bracket welded to the back to accept the factory brake cable pulley.
This crossmember is installed so that the exhaust clearance humps are closed on the top and open on the bottom.See the G Force Crossmember Overview for more info.
This crossmember is installed with the G Force label facing the rear of the vehicle. However, another determining feature is the crossmember center tube which has a 1/2″ drain slot that is positioned on the bottom and on the passenger side next to the hump weldment.
This crossmember is installed so that the exhaust clearance humps are closed on the top and open on the bottom.
To use the provided 7/16″ hardware it is necessary to enlarge holes in your frame rails with a 1/2″ drill. If you choose to use the stock size 3/8″ hardware, it is strongly recommended to use new Grade #8 fasteners to compensate.
Discover more about the G Force Crossmember product line on these pages-
Years
1968 | 1969 | 1970 | 1971 | 1972 | 1973 | 1974 | 1975 | 1976 | 1977 | 1978 | 1979 | 1980
Models
| Chevrolet: | C3 Corvette |
Transmissions
700R4 | 4L60 | Pre-1996: 4L60E | TKO-500 | TKO-600 | TKX
Specifications
Weight: 32 lbsShipping Dimensions: 52 × 11 × 6 In
Finish: Black Powder Coated
Mounting Hardware: Bottom-Up Bolts included. The installer must reuse the long horizontal bolts.
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