Parts Geek - For 1967-1974 GMC C35/C3500 Pickup Oil Pump 58634NWYC 1968 1969 1970 1971 1972

For 1967-1974 GMC C35/C3500 Pickup Oil Pump 58634NWYC 1968 1969 1970 1971 1972

Review Fitment Notes to Ensure Proper Fit
Condition: New
Brand: Melling
Notes: Performance -- 10% Higher Volume High Performance Oil Pump; 10 PSI Higher Pressure Relief Spring Installed; Exclusive Billet Steel Shark Tooth Helical Pump Gears; Drive & Idler Shafts Extended Into Cover; Includes 12550 Chrome Moly Steel Intermediate Shaft With Steel Guide; Threaded Pressure Relief Nut; Includes Optional Pressure Springs (-10 PSI And +10 PSI); Uses 3/4 Inch Diameter Press-Fit Or Bolt-On Pickup Tube Assembly (Not Included); Includes Oil Pump Pickup Tube Gasket, Assembly Bolts, And Wrench
Grade Type: Performance
Gasket Or Seal Included: Yes
Housing Material: Cast Iron
Drive Shaft Included: Yes
Alternate Pressure Springs Included: Yes
Anti-Cavitation: No
Oil Pump Pressure Type: High Pressure
Oil Pump Volume Type: High Volume
Additional Volume Over Stock Percentage: 10%
Features:
  • Screw in plug retains relief valve spring instead of pin.
  • Relief hole in cover uses screw in plug instead of pressed cup plug.
  • Includes +10PSI higher pressure relief spring and optional -10PSI relief spring.
  • Extended drive and idler shaft for additional support in the cover eliminating dynamic shaft deflection at increased RPM levels.
  • Cover is doweled to the pump housing to assure alignment of the shaft bores.
  • Features billet steel "Shark Tooth" helical gears.
  • Includes 12550 chrome moly intermediate shaft with steel guide.
12 Month Warranty
Fitment Notes:
VehicleEngine
1969-1974 GMC C35/C3500 Pickup5.7L V8 GAS
1968-1973 GMC C35/C3500 Pickup5.0L V8
1968 GMC C35/C3500 Pickup5.4L V8
1967-1968 GMC C35/C3500 Pickup5.3L V8
1967 GMC C35/C3500 Pickup4.6L V8



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To confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table. Also review the notes section in the compatibility chart for additional specifications about this part.
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Return Policy
Return shipping paid by: Buyer
Item must be returned within: 30 Days
Refund will be given as: MoneyBack
PLEASE DO NOT SEND RETURNS BACK WITHOUT A VALID RMA NUMBER. (We do not accept returns on opened or plugged in Electrical parts - No Exceptions)
Core Policy
Return shipping paid by: Buyer
Item must be returned within: 30 Days
Refund will be given as: PLEASE DO NOT SEND RETURNS BACK WITHOUT A VALID RMA NUMBER. (We do not accept returns on opened or plugged in Electrical parts - No Exceptions)
California Proposition 65
WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.p65warnings.ca.gov