Availability
1978 OLDSMOBILE CUTLASS SUPREME Transmissions
Clutch Kit, Concept 10.5 Dual-Disc Clutch, 1.125 in. - 10-spline, Metallic Disc, Pressure Plate, Chevy, Small Block, Kit
Part Number: RAM-50-2120N
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Flexplate, 153 Tooth, Internal Balance, 2-Piece Rear Main Seal, Steel, Chevy, Each
Part Number: QTI-RM-920
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Valve Body Gasket, Full Manual, Reverse Pattern, Fiber, TH350, Transbrake Equipped, Kit
Part Number: TCI-GSK321500
Estimated Ship Date: Today
Estimated Ship Date: Today
Flexplate, 153 Tooth, Internal Balance, 2-Piece Rear Main Seal, Steel, Chevy, Each
Part Number: QTI-RM-901
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Torque Converter, Holeshot, 3,400-3,800 rpm Stall Range, Chevy, THM350/THM400, Each
Part Number: BMM-20425
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Flexplate, 168 Tooth, Internal Balance, 2-Piece Rear Main Seal, Steel, Chevy, Each
Part Number: QTI-RM-902
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Automatic Transmission Filters, Remote Mount, ATP Automatic Transmission Inline Filter Kits, 5/16 in. Diameter Lines, Sold as a Kit
Part Number: ATP-IL150
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Transmission Crossmember Extension Bracket, Bolt-on, Steel, Buick, Chevy, Oldsmobile, Pontiac, LS, 6L80, 6L90, 8L45, 8L80, 8L90, 10L80, 10L90, Each
Part Number: HOK-BHS5182
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Clutch Kits, Street 450 Clutch Conversion Kits, Performance, 1.125 in. - 26-spline, Organic Disc, Pressure Plate, Buick, Chevy, Olds, Pontiac, Kit
Part Number: HAY-91-1005
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Torque Conv. Bolt Kit
Part Number: PIO-859036
Not Yet Reviewed
Estimated Ship Date: Feb 10, 2026 if ordered today
Estimated Ship Date: Feb 10, 2026 if ordered today
Flexplate, Heavy-Duty, 153-Tooth, Steel, Internal Balanve, 2 Piece Rear Main Seal, Chevy, Non-SFI, Each
Part Number: PIO-FRA-112HD
Not Yet Reviewed
Estimated Ship Date: Feb 10, 2026 if ordered today
Estimated Ship Date: Feb 10, 2026 if ordered today
OVERHAUL KIT
Part Number: PIO-750002
Not Yet Reviewed
Estimated Ship Date: Feb 10, 2026 if ordered today
Estimated Ship Date: Feb 10, 2026 if ordered today
Hydraulic Clutch Master Cylinder Kit 1978 1987 GM G body
Part Number: IST-HGGMK
Not Yet Reviewed
Estimated Ship Date: Feb 25, 2026 if ordered today
Estimated Ship Date: Feb 25, 2026 if ordered today
Front Pump Drive GM TH350/400 Two Piece Neutral Balance
Part Number: TCI-162000
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Detent Cable, 37 in. Length, Buick, Oldsmobile, Pontiac, Each
Part Number: ATP-Y-1326
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Transmission Crossmember Extension Bracket, Bolt-on, Steel, Black, Buick, Chevy, GMC, Oldsmobile, Pontiac, LS, 10L80, 10L90, Each
Part Number: HOK-BHS5181
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
TH350 DIR/FOR KOLENE .068 (5)
Part Number: TCI-324004
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Transmission Dipstick, Braided Stainless Steel, Black, Black Handle, Firewall Mount, Chevy, TH200, Each
Part Number: LOK-XTD-3200FM
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Torque Conv. Bolt Kit
Part Number: PIO-859035
Not Yet Reviewed
Estimated Ship Date: Feb 10, 2026 if ordered today
Estimated Ship Date: Feb 10, 2026 if ordered today
Automatic Transmission Kickdown Cables, Hi-Tech Kickdown Kits, Black Vinyl Jacket, 42.00 in. Cable Length, Fittings, GM, THM200, Kit
Part Number: LOK-XKD-2200U
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
MASTER KIT
Part Number: PIO-752049
Not Yet Reviewed
Estimated Ship Date: Feb 10, 2026 if ordered today
Estimated Ship Date: Feb 10, 2026 if ordered today
Automatic Transmission Control Solenoids, Replacement, Avanti, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Each
Part Number: ATP-SE-1
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
TH350 DIR/FOR STEEL .068 (11)
Part Number: TCI-324002
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
TH350 DIR/FOR KOLENE .068 (1)
Part Number: TCI-324003
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Lockwasher, LOCKWASHER 7/16" C9.25/F7.5
Part Number: MGR-RGB4-LW
Not Yet Reviewed
Estimated Ship Date: Feb 10, 2026 if ordered today
Estimated Ship Date: Feb 10, 2026 if ordered today
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