1978 Chevy P-Series Transmission Parts
Select Your Submodel
- Clutch Kits
- Automatic Transmission Oil Coolers
- Transmission Mounts
- Solenoids, Sensors, Switches, Control Units
- Transmission Filters
- Automatic Transmission Torque Converters
- Transmission Shifters
- Clutch Flywheels
- Pans, Drain Plugs, Filler Caps
- Seals & Gaskets
- Rebuild Kits
- Clutch Linkages
- Clutch Release Bearings
- Automatic Transmission Valve Bodies
- Bearings
- Automatic Transmission Flexplates
- Automatic Transmission Oil Pumps
- Transmission Shafts & Gears
- AT Bands & Clutches
- Automatic Transmission Governors, Modulators
- Automatic Transmission Assemblies
- Clutch Pressure Plates
- Clutch Discs
- Transmission Fluids, Oils & Additives
-
SKF®Speedi SleeveChevy P-Series 1978, Speedi Sleeve by SKF®. If you’re looking for premium-quality replacement automotive parts to keep your vehicle performing reliably, you can’t go wrong with superior-grade SKF products. Made using the finest...Ideal solution to make your vehicle perform as it shouldMade from high-strength materials for exceptional durability$25.74 - $32.71 - Dorman®Automatic Transmission Case VentChevy P-Series THM350 Transmission 1978, Automatic Transmission Case Vent by Dorman®. Replacement of Dorman's Auto Trans Case Vent prevents debris from entering the transmission and causing fluid contamination. Excess case pressure is...Direct replacement for a proper fitRestores proper transmission ventilation$2.50
- Hayden®Transmission Oil Cooler CouplingChevy P-Series 1978, Transmission Oil Cooler Coupling by Hayden®. Replace your defective oil cooler coupling with this part. Manufactured from premium brass, the part fits most 5/16" transmission lines with 1/2"-20 thread. It is...Fits most 5/16" trans-lines with 1/2"-20 threadCompatible with OEM cooler systems$4.69
- ATP®Automatic Transmission Shift KitChevy P-Series THM350 Transmission 1978, Automatic Transmission Shift Kit by ATP®. Improver. When reliability and OE performance is a must, turn to this ATP product designed to provide a precise fit, OE quality, and function. Made of...OE quality at an affordable priceOE fit and function$73.60
- Lokar®Billet Adjustable Column Arm KitChevy P10 / P20 / P30 Automatic Transmission 1978, Billet Adjustable Column Arm Kit by Lokar®. Simplify connecting your column shift to your transmission with a Lokar machined Adjustable Column Shift Linkage Kit. Designed utilizing the...The highest level of quality and craftsmanshipDeveloped with modern technology and innovation$99.95
- Lokar®Billet Aluminum Transmission Shift ArmChevy P-Series Automatic Transmission 1978, Billet Aluminum Transmission Shift Arm by Lokar®. Adjustable. Designed utilizing the latest technology, this product by Lokar features premium quality and will perform better than advertised....Replaces factory selector shaft and armAdjustable arm simplifies finding the proper ratio between the shifter and the transmission$79.95
- Lokar®Cable Operated Sensor KitChevy P10 / P20 / P30 Automatic Transmission 1978, Cable Operated Sensor Kit by Lokar®. Lokar's Cable Operated LED Shift Indicator is designed for the flexibility to mount it in a variety of locations under the hood such as on the...Arm and Ball-Milled Sensor Housing CNC machined from 6061-T6 Billet AluminumProgrammable Solid State Circuit Board within the decoder box$277.95
- Standard®Automatic Transmission Kickdown Solenoid SwitchChevy P-Series Automatic Transmission 1978, Automatic Transmission Kickdown Solenoid Switch by Standard®. Designed utilizing the latest technology, this product by Standard features premium quality and will perform better than...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$36.22
- Standard®Clutch Starter Safety SwitchChevy P-Series 1978, Clutch Starter Safety Switch by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...All switches are designed using copper alloy conductors to ensure superior electrical conductivity with low resistive lossesAll parts are 100% tested to verify both mechanical and electrical switching performance$16.47
- Pioneer Automotive®Control SolenoidChevy P-Series THM400 Transmission 1978, Control Solenoid by Pioneer Automotive®. Detent - Short Wire. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better than...Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions$42.63
- Pioneer Automotive®Modulator ValveChevy P-Series THM400 Transmission 1978, Modulator Valve by Pioneer Automotive®. Adjustable: 12.5-18 - EDA: 1.75". With Red Stripe. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality...Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions$19.27
- ATP®Dipstick Tube O-Ring SealChevy P-Series Automatic Transmission 1978, Dipstick Tube O-Ring Seal by ATP®. Location: Case - Electrical Connector O-Ring - Modulator O-Ring - Downshift Valve - Speedometer Gear To Case O-Ring - Driven Gear Fitting O-Ring -...OE quality at an affordable priceOE fit and function$0.89
- ATP®Dipstick Tube SealChevy P-Series THM350 Transmission 1978, Dipstick Tube Seal by ATP®. Multi-Lip. Location: Seal - Oil Filler Tube - Top Hat Boot. Inner Diameter 0.5625". Outer Diameter 1.6025". Width: 0.875". When reliability and OE performance is a...OE quality at an affordable priceOE fit and function$1.11
- ATP®Intake Pipe To Case SealChevy P-Series THM400 Transmission Late Design 1978, Intake Pipe To Case Seal by ATP®. 0.125" Width. Inner Diameter: 0.75". Outer Diameter: 0.875". Width: 0.125". When reliability and OE performance is a must, turn to this ATP product...High quality at an affordable priceExpertly made from premium materials$1.26
- ARP®Transmission Pan Bolt KitChevy P-Series Automatic Transmission 1978, Transmission Pan Bolt Kit by ARP®. 12-Point. Material: Stainless Steel. Finish: Polished. Finish: Polished. Material: Stainless Steel. High Performance: 170,000 PSI. Quantity: Kit. Package...Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$23.66
- ARP®Bellhousing Bolt KitChevy P-Series 5.7L with Chevrolet Small Block Engine 1978, Bellhousing Bolt Kit by ARP®. Length: 1.375". Thread: 3/8"-16. Package Type: Skin. These premium grade bolt kits are engineered to properly engage the engine block threads and...Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$20.06 - $30.50
- ARP®Bellhousing Stud KitChevy P-Series 7.4L with Chevrolet Big Block Engine 1978, Bellhousing Stud Kit by ARP®. Hex. Length: 2.000". Thread: 3/8". Package Type: Skin. Quantity: Set of 12. The engineers at ARP spent quite a bit of time developing these highly...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$91.26 - $129.77
- Trans-Dapt®Transmission Mount PadChevy P-Series Automatic Transmission 1978, Transmission Mount Pad by Trans-Dapt®. Designed utilizing the latest technology, this product by Trans-Dapt features premium quality and will perform better than advertised. Perfect for your...Engineered to enhance your vehicle's performanceMade to stringent quality standards$19.27 - $95.01
- ATP®Automatic Transmission Detent Cable SealChevy P-Series THM350 Transmission 1978, Automatic Transmission Detent Cable Seal by ATP®. Location: Detent Control Cable - Top Hat Boot. Inside Diameter: 0.375". Outside Diameter: 0.625". When reliability and OE performance is a must,...OE quality at an affordable priceOE fit and function$1.19
- ATP®Automatic Transmission Extension Housing SealChevy P-Series 1978, Automatic Transmission Extension Housing Seal by ATP®. When reliability and OE performance is a must, turn to this ATP product designed to provide a precise fit, OE quality, and function. Made of premium quality...OE quality at an affordable priceOE fit and function$1.89 - $4.94
- ATP®Automatic Transmission SealChevy P-Series 1978, Automatic Transmission Seal by ATP®. When reliability and OE performance is a must, turn to this ATP product designed to provide a precise fit, OE quality, and function. Made of premium quality materials, it will...High quality at an affordable priceExpertly made from premium materials$1.26 - $1.75
- ATP®Selector Shaft SealChevy P-Series Automatic Transmission 1978, Selector Shaft Seal by ATP®. Outside Diameter: 0.75". When reliability and OE performance is a must, turn to this ATP product designed to provide a precise fit, OE quality, and function. Made...OE quality at an affordable priceOE fit and function$1.74
- ATP®Speedometer Pinion SealChevy P-Series THM350 Transmission 1978, Speedometer Pinion Seal by ATP®. When reliability and OE performance is a must, turn to this ATP product designed to provide a precise fit, OE quality, and function. Made of premium quality...OE quality at an affordable priceOE fit and function$1.16 - $3.26
- National®Automatic Transmission Extension Housing Seal KitChevy P-Series Automatic Transmission 1978, Automatic Transmission Extension Housing Seal Kit by National®. Seal and Bushing Kit. Don’t just repair a leak, prevent future problems with a National Oil Seal. This part is manufactured...Designed to increase wheel-end reliability by effectively excluding dirt, moisture, and other contaminantsA patent-pending National Dynamic Edge technology allows for maximum protection$8.11 - $11.93
- National®Automatic Transmission Manual Shaft SealChevy P-Series Transmission with GMC THM350 Transmission 1978, Automatic Transmission Manual Shaft Seal by National®. Width: 0.192". Inside Diameter: 0.500". Outside Diameter: 0.756". Housing Bore: 0.751". Don’t just repair a leak,...Low swell in hydrocarbon fluidsDesign type: spring loaded; multi-lip$4.42
- National®Manual Transmission Shift Shaft SealChevy P-Series Transmission 3-Speed with GMC SM326 Transmission 1978, Manual Transmission Shift Shaft Seal by National®. Width: 0.156". Inside Diameter: 0.750". Outside Diameter: 1.010". Housing Bore: 0.999". Don’t just repair a leak,...Low swell in hydrocarbon fluidsDesign type: spring loaded; multi-lip$4.38
- Timken®Automatic Transmission Extension Housing Seal KitChevy P-Series 1978, Automatic Transmission Extension Housing Seal Kit by Timken®. Seal and Bushing Kit. Timken offers the right seal to keep your vehicle running optimally. Timken seals provide ultimate protection from contaminants and...Machined rubber sealing edge provides greater accuracy and consistency and a better sealing surfaceAn extra dust lip helps keep harmful contaminants out and protects against rust and corrosion$10.07 - $14.50
- Timken®Manual Transmission Input Shaft SealChevy P-Series 1978, Manual Transmission Input Shaft Seal by Timken®. Front. Timken offers the right seal to keep your vehicle running optimally. Timken seals provide ultimate protection from contaminants and help retain lubricants and...Machined rubber sealing edge provides greater accuracy and consistency and a better sealing surfaceAn extra dust lip helps keep harmful contaminants out and protects against rust and corrosion$7.41 - $9.03
- Pioneer Automotive®Automatic Transmission Oil Pump GasketChevy P-Series 1978, Automatic Transmission Oil Pump Gasket by Pioneer Automotive®. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better than advertised. Perfect...Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions$6.98 - $7.06
- Pioneer Automotive®Automatic Transmission Oil Pump SealChevy P-Series THM400 Transmission 1978, Automatic Transmission Oil Pump Seal by Pioneer Automotive®. Front. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better...Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions$8.95
Shop By Service Type
Popular Products
-
- $17.24 - $36.41
- $108.49 - $147.59
1978 Chevy P-Series Transmission Reviews
1 review
Posted by Alan (Saint Paul, MN) / August 21, 20212015 Toyota Venza
1978 Chevy P-Series Models
Popular Searches