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Volume: 0.5 qt. over stock, approximately
Dimensions:
Click here for dimensions.
Number of Bolts: 10 bolts, Guidelines for Bolt Sizes (click here), opens in new tab or window
PML makes two covers for the GM 7.5, 7.625 inch ring gear differential, 10 bolts. This cover has patterned fins. For the other cover, see PML GM 7.5, 7.625, Straight Fins differential cover.
Benefits:
- Extra capacity
- Drain hole and magnetic drain plug to simplify maintenance
- Patterned fins for heat dissipation and a custom look
- Sand cast aluminum construction for thick walls
- Machined gasket flange for a secure seal
- Only 5/8 inch deeeper than stock cover
This PML diff cover fits the GM with 7.5 or 7.625 inch (7 1/2 or 7 5/8) ring gear 10 bolt differential. Configurations vary. Typical applications that may be able to use this cover include the following.
- Chevy Astro Van, 1982 to 2005
- Chevy Camaro, 1993 to 2002
- Chevy S10, 1983 to 2004
- Chevy S10 Blazer, 1983 to 2004
- GMC Jimmy, 1984 to 2004
- GMC S15, 1983 to 1994
- GMC Safari Van, 1982 to 2005
- GMC Sonoma, 1991 to 2004
- GMC Typhoon
- Pontiac Firebird, 1993 to 2002
- Some Mazda trucks
Configurations vary. Always check your vehicle to verify differential and clearance.
Bolt Information: GM has used four different bolts on these differentials. See Guidelines for Bolt Sizes (click here), opens in new tab or window
Brackets and Cables: Some vehicles have brackets or cables on or near the stock cover. PML does not have any information on modify these to work with our larger cover. Such modifications are the responsiblity of the installation.
1928 Ford Roadster with Chevy S10 Rear Differential
This 1928 Ford Roadster was restored with a GM crate engine and a GM 7.5 inch ring gear rear differential from a Chevy S10. The restoration includes PML Small Block Chevy valve covers and this PML differential cover. The Roadster was featured in Hot Rod magazine in 2016 and did many cruises raising money for Make-A-Wish Canada.
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1997 Camaro
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Picture of a Camaro Z28 with this differential cover installed. Note the location of the sway bar to the cover. (Click on image for larger picture.)
Always check for clearance before ordering.
Optional Machining For Temperature Sending Unit
This cover has thick pad that allows for machining for an aftermarket temperature sensor sending unit. This would be on the face of the cover. There is a machining charge for PML to drill and tap the hole.
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PML includes a plug for the hole when optional machining is ordered.
PML Differential Cover Compared to Stock
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This image compares the depth of both PML GM 7 1/2, 7 5/8 inch rear differential covers and the stock cover. Click on image to view larger in a new tab or window.
