1984-1988 Corvette C4 Manual 4+3 Transmission with Syncros Rebuild Kit

Parts You Will Need

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  1984-1988 Back-up Light Switch Manual Transmission

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  1986-1988 4+3 Overdrive Switch and Harness

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  1984-1988 C4 4+3 Transmission Overdrive Unit Pan Gasket

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  1974-1984 Manual Transmission Borg Warner T10 4-Speed Countershaft 1 Inch

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  1984-1985 C4 Manual Shift Boot Black Leather with Overdrive on Console

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  1984-1989 C4 Automatic Shift Boot Black Leather

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  1984-1985 Corvette Manual Transmission Shifter Button Pattern

1984-1988 C4 Manual 4+3 Transmission with Syncros Rebuild Kit

It may be necessary to rebuild your 1984-1988 Corvette 4+3 T10 Manual Transmission. The rebuild kit is available and can be done by an experienced repair mechanic. The kit contains all the wear out parts,front and rear main bearings, syncro rings, gaskets, seals, strut rods, springs, needle bearings, snap rings, thrust washers and main drive nut.

• Rebuilds Transmission Unit Only
• Experience Required

During the critical early years of Corvette Racing, the 4+3 was a leading edge advantage for Corvette winning the 1984, 1985, 1986, 1987, 1988 SCCA Showroom Stock Endurance Series Championships.

RPO MM4 Production Quantities By Year:

• 1984 RPO MM4  6,443
• 1985 RPO MM4  9,576
• 1986 RPO MM4  6,835
• 1987 RPO MM4  4,298 
• 1988 RPO MM4  4,282

Also known under these part numbers: (For reference only)

• BK185WS