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7N1904 | Caterpillar 3500 Outer Valve Spring

Pricing: $3.62

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When it comes to Outer Valve Springs, why risk your engine?

Don’t let a small part turn into a major repair. We wouldn't risk putting sub-par parts into our engines, so why should you?

HHP only sells Outer Valve Springs that are manufactured in a state of the art facility using top of the line machining and measuring equipment to ensure each part is manufactured to OEM specifications. Combine this with up to 50% off OEM prices, an industry leading 1-year warranty and technical expertise from HHP’s certified staff, and you’ve got a quality Outer Valve Spring that will keep you running for another million miles.

Need a little extra proof? Let's talk shop.

  • Get the longest life possible from a brand new outer valve spring.

  • You'll get equal or better quality compared to the OE at a much lower price.

  • Our Valve Springs are made to OE specifications and come from an ISO 9001 certified facility.


  • (1) Outer Valve Spring


1-Year, Unlimited Mileage, Parts and Labor Warranty

OEM Applications

  • 7N-1904
  • 7N1904
  • CAT7N1904

Technical Data

3500 Engine Specifications:
Year: -
Liter: 34.5
CID: 2105
Cyl: V 8
Compression Ratio: -
Firing Order: -
Comments: Diesel 2,105 CID 34.5L

Tune-Up Specifications:
Intake Valve Lash; .015" Cold
Exhaust Valve Lash: .030" Cold

Valve Spring Specifications:
Outer or Single Spring:
Free Length: Intake- 2.460" Exhaust-2.460"
Installed Height: Intake- 2.220" Exhaust- 2.220"
Open Test Press: Intake- 176# at 1.660 Exhaust- 176# at 1.660
Close Test Press: Intake- 51-62# at 2.220Exhaust- 51-62# at 2.220


  • P203516
  • P203516
  • IMB
  • New

Shipping Information

  • Item Requires Shipping
  • 1.8 lbs.
  • W5.0000” x H1.0000” x L6.0000”

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