Product Summary

  • High-volume oil pump for Chevy 6.0L-8.1L big block V8 engines
  • Delivers 25% more volume than stock for added oiling capacity
  • Gear-type pump with durable cast iron housing
  • Use with IS77 intermediate shaft
  • No oil pump mounting gasket required
See more details

Key Specs

MFG. Part #EP77HV
BrandEnginetech
Oil Pump VolumeHigh Volume
Oil Pump PressureStandard Pressure
Material TypeCast Iron
See more specs

Need To Know

Quick and Easy Returns

Return Policy

Enginetech EP77HV Details

Enginetech EP77HV gear engine oil pump, high volume and standard pressure, with cast iron housing and crankshaft drive.

High volume. Use IS77 shaft. Oil pump mounting gasket not required.

Specifications:

  • Mounting Hole Diameter: 0.250 in.
  • Pickup Tube Diameter: 0.750 in.
  • Mounting Hole Quantity: 2
  • Additional Volume Over Stock Percentage: 25%
  • Width: 4.500 in.
  • Height: 4.510 in.
  • Housing Material: Cast Iron
  • Drive Type: Drive Shaft
  • Oil Pump Type: Gear
  • Oil Pump Volume Type: High Volume
  • Gasket Or Seal Included: No
  • Grade Type: Regular
  • Gear Type: Spur Gear
  • Oil Pump Pressure Type: Standard Pressure

Engine Applications:

  • 6.0L / 366 OHV V8 16V "B,P" GM 3.938" Bore 66-98 (GM, Chevrolet)
  • 6.5L / 396 OHV V8 16V Chev. Big Block 4.094" Bore 65-70 (GM)
  • 6.5L / 396 OHV V8 16V Chev. 4.094" Bore 65-70 (GM)
  • 6.5L / 396 OHV V8 16V Chev. 4.094" Bore 66-69 (GM, Chevrolet)
  • 6.6L / 402 OHV V8 16V Chev. Big Block 4.125" Bore 72-72 (GM)
  • 6.6L / 402 OHV V8 16V Chev. 4.125" Bore 70-72 (GM, Chevrolet)
  • 7.0L / 427 OHV V8 16V Chev. Mark IV Big Block 4.250" Bore 66-69 (GM)
  • 7.0L / 427 OHV V8 16V Chev. 4.250" Bore 66-69 (GM)
  • 7.0L / 427 OHV V8 16V Chev. 4.250" Bore 68-98 (GM, Chevrolet)
  • 7.4L / 454 OHV V8 16V Chev. Mark IV Big Block 4.250" Bore 70-90 (GM)
  • 7.4L / 454 OHV V8 16V Chev. Mark V Big Block 4.250" Bore 91-97 (GM)
  • 7.4L / 454 OHV V8 16V Chev. Mark VI Big Block 4.250" Bore 96-00 (GM)
  • 7.4L / 454 OHV V8 16V Chev. 4.250" Bore 70-76 (GM)
  • 7.4L / 454 OHV V8 16V Chev. 4.250" Bore 71-00 (GM, Chevrolet)
  • 7.4L / 454 OHV V8 16V Chev. Big Block 4.250" Bore (GM)
  • 8.1L / 496 OHV V8 16V Chev. Mark IV Big Block Stroker 4.250" Bore 70-90 (GM)
  • 8.1L / 496 OHV V8 16V Chev. Mark V Big Block Stroker 4.250" Bore 91-97 (GM)

Interchange:

  • Avon: A-77HV
  • Elgin: EM-77HV
  • Melling: M77HV
  • Dynagear: DM-77HV
  • Enginetech: EPK161HV
  • Fed. Mogul: 224-4153
  • Mahle Clevite: 601-1050

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

Enginetech EP77HV Specifications

KEY SPECS
MFG. Part #EP77HV
BrandEnginetech
Oil Pump VolumeHigh Volume
Oil Pump PressureStandard Pressure
Material TypeCast Iron
GENERAL
Overall Width4.500"
Pickup Tube O.D.0.750"

Questions & Answers

Fitment

  • 396 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 427 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 427 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 427 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Mark IV 454 LS5

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Mark IV 454 L19

  • Chevy Big Block V8 Gen 5 454 L19

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 6 ZZ454 454

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 6 ZZ454 454

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Mark IV 454 L19

  • Chevy Big Block V8 Gen 5 454 L19

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 6 ZZ454 454

  • Chevy Big Block V8 Mark IV 396 L35

  • Chevy Big Block V8 Mark IV 396 L78

  • Chevy Big Block V8 Mark IV 396 L34

  • Chevy Big Block V8 Mark IV 396 L35

  • Chevy Big Block V8 Mark IV 396 L78

  • 427 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 427 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 427 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 427 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 6 ZZ454 454

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 6 ZZ454 454

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Mark IV 454 L19

  • Chevy Big Block V8 Gen 5 454 L19

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 6 ZZ454 454

  • 396 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 427 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Mark IV 454 L19

  • Chevy Big Block V8 Gen 5 454 L19

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 6 ZZ454 454

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 6 ZZ454 454

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Mark IV 454 L19

  • Chevy Big Block V8 Gen 5 454 L19

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 6 ZZ454 454

  • 396 Chevy Big Block V8

  • 427 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Mark IV 454 LS5

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 6 ZZ454 454

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Mark IV 454 L19

  • Chevy Big Block V8 Gen 5 454 L19

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Mark IV 454 L19

  • Chevy Big Block V8 Gen 5 454 L19

  • 396 Chevy Big Block V8

  • 427 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Mark IV 454 L19

  • Chevy Big Block V8 Gen 5 454 L19

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Mark IV 454 L19

  • Chevy Big Block V8 Gen 5 454 L19

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 6 ZZ454 454

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 6 ZZ454 454

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Mark IV 454 L19

  • Chevy Big Block V8 Gen 5 454 L19

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 6 ZZ454 454

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 6 ZZ454 454

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Mark IV 454 L19

  • Chevy Big Block V8 Gen 5 454 L19

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 6 ZZ454 454

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Mark IV 454 L19

  • Chevy Big Block V8 Gen 5 454 L19

  • 454 Chevy Big Block V8

  • Chevy Big Block V8 Mark IV 454 L19

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 6 ZZ454 454

  • Chevy Big Block V8 Gen 5 454 L19

  • Chevy Big Block V8 Gen 6 ZZ454 454

  • 402 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 454 Chevy Big Block V8

  • 396 Chevy Big Block V8

  • 402 Chevy Big Block V8

Customer Impersonation Script