My Account About Us Help Desk
Go-Parts
Account About Us Help Desk
Cart 0
Your cart is empty
Add an item to see it appear here.
1991, 1990, 1989, 1988, 1987, 1986, 1985, 1984, 1983, 1982, 1981, 1980, 1979, 1978, 1977, 1976, 1975, 1974, 1973, 1972, 1971, 1970 GMC Jimmy Hummer Engine Camshaft

1970 - 1991 GMC Jimmy Hummer Engine Camshaft (COMP Cams) NEW

Out of Stock
$ 531 .95

Product Notes

Brand: COMP Cams
Condition: New
See Other GMC Jimmy Engine Camshafts
LIFE
TIME
Lifetime Warranty Included
This part is backed by our industry-leading lifetime warranty. Shop with total confidence.
100%money-back 120-dayreturns OE-gradequality
Wrenchy the Robot

Meet Wrenchy - The Amazing Parts Assistant!

Voice or type your vehicle details and Wrenchy will confirm fitment in seconds.

Specifications & Info


Attribute Value
Advertised Exhaust Duration 330
Advertised Intake Duration 317
Amazon ASIN B001o0brh0
Assembly Lubricant Included No
Basic Operating RPM Range 5500-7,800
C.A.R.B. E.O. Number N/a
C.A.R.B. Exempt For California Certified Vehicles Manufactured Before 1965? Yes, But Must Meet Tailpipe Emission Standards For Year Of Vehicle.
C.A.R.B. Exempt For Federally Certified Vehicles Manufactured Before 1967? Yes, But Must Meet Tailpipe Emission Standards For Year Of Vehicle.
C.A.R.B. Exempt For Foreign Vehicles Manufactured Before 1967? Yes, But Must Meet Tailpipe Emission Standards For Year Of Vehicle.
C.A.R.B. Exempt For On Road Vehicles? No
C.A.R.B. Exempt For Racing And Off Road Only Vehicles? Yes, But Must Be A Race/competition Only Vehicle.
C.A.R.B. Exemption Reason N/a
Cam Type Solid Roller
Camshaft Gear Attachment 3-bolt
Camshaft Material Billet Steel
Camshaft Series Drag Race
Engine Family Chevrolet 262-400 C.i. 8 Cylinder (1958-1998)
Exhaust Valve Lift 0.63
Grind Number 317dr-6
Intake Duration At .050 Inch Lift 280
Intake Valve Lift 0.66
Lifter Type Solid Roller
Lifters Included No
Lobe Separation 106
Usage Strip
Valve Springs Required Yes

Vehicle Fitment Guide

This part fits the following vehicles:

GMC 1 model (tapclick to expand)(tapclick to hide)
Jimmy 1970-1991 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 1982 - 1991 V8 6.2L DIESEL 4WD Automatic & Manual
Base SUV 1982 - 1984 V8 6.2L DIESEL RWD Automatic & Manual
Base SUV 1975 - 1979 V8 6.6L RWD/4WD Automatic & Manual
Base SUV 1973 - 1974, 1976 V8 7.4L RWD/4WD Automatic & Manual
Base SUV 1973 - 1974 V8 7.4L RWD/4WD U/K
Base SUV 1970 - 1982 L6 4.1L RWD/4WD Automatic & Manual
Base SUV 1970 - 1974 L6 4.1L RWD/4WD U/K
Base SUV 1970 - 1974 L6 4.8L RWD/4WD Automatic & Manual & U/K
Base SUV 1970 - 1973, 1977 - 1987 V8 5.0L 4WD Automatic & Manual
Base SUV 1970 - 1973, 1977 - 1984 V8 5.0L RWD Automatic & Manual
Base SUV 1970 - 1973 V8 5.0L RWD/4WD U/K
Base SUV 1970 - 1991 V8 5.7L 4WD Automatic & Manual
Base SUV 1970 - 1984 V8 5.7L RWD Automatic & Manual
Base SUV 1970 - 1974 V8 5.7L RWD/4WD U/K
High Sierra SUV 1982 - 1985 V8 6.2L DIESEL 4WD Automatic & Manual
High Sierra SUV 1982 - 1984 V8 6.2L DIESEL RWD Automatic & Manual
High Sierra SUV 1977 - 1985 V8 5.0L 4WD Automatic & Manual
High Sierra SUV 1977 - 1984 V8 5.0L RWD Automatic & Manual
High Sierra SUV 1976 V8 7.4L RWD/4WD Automatic & Manual
High Sierra SUV 1975 - 1982 L6 4.1L RWD/4WD Automatic & Manual
High Sierra SUV 1975 - 1985 V8 5.7L 4WD Automatic & Manual
High Sierra SUV 1975 - 1984 V8 5.7L RWD Automatic & Manual
High Sierra SUV 1975 - 1979 V8 6.6L RWD/4WD Automatic & Manual
Sierra Classic SUV 1982 - 1990 V8 6.2L DIESEL 4WD Automatic & Manual
Sierra Classic SUV 1982 - 1984 V8 6.2L DIESEL RWD Automatic & Manual
Sierra Classic SUV 1978 - 1984 V8 5.0L RWD Automatic & Manual
Sierra Classic SUV 1977 - 1987 V8 5.0L 4WD Automatic & Manual
Sierra Classic SUV 1976 V8 7.4L RWD/4WD Automatic & Manual
Sierra Classic SUV 1975 - 1982 L6 4.1L 4WD Automatic & Manual
Sierra Classic SUV 1975 - 1976, 1978 - 1982 L6 4.1L RWD Automatic & Manual
Sierra Classic SUV 1975 - 1990 V8 5.7L 4WD Automatic & Manual
Sierra Classic SUV 1975 - 1976, 1978 - 1984 V8 5.7L RWD Automatic & Manual
Sierra Classic SUV 1975 - 1979 V8 6.6L 4WD Automatic & Manual
Sierra Classic SUV 1975 - 1976, 1978 - 1979 V8 6.6L RWD Automatic & Manual
Sierra Grande SUV 1982 V8 6.2L DIESEL RWD/4WD Automatic & Manual
Sierra Grande SUV 1977 - 1982 V8 5.0L RWD/4WD Automatic & Manual
Sierra Grande SUV 1976 V8 7.4L RWD/4WD Automatic & Manual
Sierra Grande SUV 1975 - 1982 L6 4.1L RWD/4WD Automatic & Manual
Sierra Grande SUV 1975 - 1982 V8 5.7L RWD/4WD Automatic & Manual
Sierra Grande SUV 1975 - 1979 V8 6.6L RWD/4WD Automatic & Manual
Silverado SUV 1986 V8 5.0L 4WD Automatic & Manual
Silverado SUV 1986 V8 5.7L 4WD Automatic & Manual
Silverado SUV 1986 V8 6.2L DIESEL 4WD Automatic & Manual
Street Coupe SUV 1982 V8 6.2L DIESEL RWD Automatic & Manual
Street Coupe SUV 1978 - 1982 L6 4.1L RWD Automatic & Manual
Street Coupe SUV 1978 - 1982 V8 5.0L RWD Automatic & Manual
Street Coupe SUV 1978 - 1982 V8 5.7L RWD Automatic & Manual
Street Coupe SUV 1978 - 1979 V8 6.6L RWD Automatic & Manual
Verify before ordering — please confirm your vehicle's year, make, model and sub-model specifications before placing your order. If anything is unclear, our customer service team is available to help.

Policies

Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Return Policy

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.

Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.

Fits Years: 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991

Fits Models: Jimmy

Why Millions Choose Go-Parts

Your Go-To Place
for auto parts.

In operation since 2007. Trusted by over a million DIYers, mechanics, and body shops across all 50 states.

100%
Money-Back Guarantee

Shop With Total Confidence

If it doesn't fit, we make it right. No gimmicks, no fine print.

120
Day Return Window

4× the Industry Standard

Most retailers stop at 30 days. We give you a full four months to install, test, and return for a 100% refund — return shipping on us.

NEW
Direct-Fit Replacement

Engineered To OEM Specs

Brand-new aftermarket parts from trusted suppliers — built to original-equipment specifications so they fit and function like the factory unit, at a fraction of the price.

What buyers are saying.

★★★★★ 4.9 1,451 verified reviews

Racing Partner Videos

Racing partner video
Racing partner video
Racing partner video
Racing partner video
×

Search by Vehicle

1
2
3
Added to cart · Part