Engine Component Bolts

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  • Pioneer Products

    Part #: S-1120

    CLUTCH BOLT KIT S-1120

    Engine Make: Pioneer Products
    $17.19

  • Pioneer Products

    Part #: S-1121

    CLUTCH BOLT KIT S-1121

    Engine Make: Pioneer Products
    $8.37
  • CMP4601-16 RockerArm Adjt Screw

    COMP Cams

    Part #: 4601-16

    CMP4601-16 RockerArm Adjt Screw

    Engine Make: Competition Cams
    pdm:internal_sku: CMP4601-16
    pdm:Stud Diameter: 3/8 IN
    pdm:line_code: CMP
    pdm:C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. E.O. Number: N/A
    pdm:C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:Title: Hi-Tech Polylock Set for 3/8" Stud Ultra Pro Magnum Rockers
    pdm:C.A.R.B. Exempt for On-Road Vehicles?: Yes
    pdm:Rocker Arm Adjusting Nut Series: Hi-Tech
    pdm:C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
    pdm:Amazon ASIN: B000CEO7GC
    pdm:C.A.R.B. Exemption Reason: No impact on pollution output of vehicle.
    pdm:Adjusting Nut Height: 1 IN
    pdm:California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
    $65.95
  • CMP4602-16 RockerArm Adjt Screw

    COMP Cams

    Part #: 4602-16

    CMP4602-16 RockerArm Adjt Screw

    Engine Make: Competition Cams
    pdm:Stud Diameter: 3/8 IN
    pdm:line_code: CMP
    pdm:internal_sku: CMP4602-16
    pdm:Amazon ASIN: N/A
    pdm:Adjusting Nut Height: 1.3 IN
    pdm:C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
    pdm:C.A.R.B. Exempt for On-Road Vehicles?: Yes
    pdm:C.A.R.B. E.O. Number: N/A
    pdm:C.A.R.B. Exemption Reason: No impact on pollution output of vehicle.
    pdm:C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:Title: Magnum Polylock Set for 3/8" Rocker Stud
    pdm:California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
    pdm:Rocker Arm Adjusting Nut Series: Magnum
    $65.95
  • CMP4603-16 RockerArm Adjt Screw

    COMP Cams

    Part #: 4603-16

    CMP4603-16 RockerArm Adjt Screw

    Engine Make: Competition Cams
    pdm:line_code: CMP
    pdm:Stud Diameter: 7/16 IN
    pdm:internal_sku: CMP4603-16
    pdm:Adjusting Nut Height: 1.3 IN
    pdm:C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
    pdm:C.A.R.B. Exempt for On-Road Vehicles?: Yes
    pdm:Amazon ASIN: N/A
    pdm:C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exemption Reason: No impact on pollution output of vehicle.
    pdm:C.A.R.B. E.O. Number: N/A
    pdm:California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
    pdm:C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:Rocker Arm Adjusting Nut Series: Magnum
    pdm:Title: Magnum Polylock Set for 7/16" Rocker Stud
    $65.95
  • CMP4604-16 RockerArm Adjt Screw

    COMP Cams

    Part #: 4604-16

    CMP4604-16 RockerArm Adjt Screw

    Engine Make: Competition Cams
    pdm:Stud Diameter: 3/8 IN
    pdm:line_code: CMP
    pdm:internal_sku: CMP4604-16
    pdm:California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
    pdm:C.A.R.B. Exemption Reason: No impact on pollution output of vehicle.
    pdm:C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for On-Road Vehicles?: Yes
    pdm:C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:Title: High Energy Polylock Set for 3/8" Rocker Stud
    pdm:C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
    pdm:C.A.R.B. E.O. Number: N/A
    pdm:Amazon ASIN: N/A
    pdm:Rocker Arm Adjusting Nut Series: High Energy
    $60.95
  • CMP4606-16 RockerArm Adjt Screw

    COMP Cams

    Part #: 4606-16

    CMP4606-16 RockerArm Adjt Screw

    Engine Make: Competition Cams
    pdm:line_code: CMP
    pdm:Stud Diameter: 7/16 IN
    pdm:internal_sku: CMP4606-16
    pdm:C.A.R.B. E.O. Number: N/A
    pdm:Amazon ASIN: N/A
    pdm:C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for On-Road Vehicles?: Yes
    pdm:C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:Rocker Arm Adjusting Nut Series: High Energy
    pdm:C.A.R.B. Exemption Reason: No impact on pollution output of vehicle.
    pdm:C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
    pdm:Title: High Energy Polylock Set for 7/16" Rocker Stud
    pdm:California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
    $60.95
  • CMP4654-16 RockerArm Adjt Screw

    COMP Cams

    Part #: 4654-16

    CMP4654-16 RockerArm Adjt Screw

    Engine Make: Competition Cams
    pdm:internal_sku: CMP4654-16
    pdm:Stud Diameter: 3/8 IN
    pdm:line_code: CMP
    pdm:Title: Adjusting Nut Set for GM LS1/LS6/LS3 Ultra Pro Magnum Adjustable Rocker
    pdm:C.A.R.B. E.O. Number: N/A
    pdm:C.A.R.B. Exemption Reason: No impact on pollution output of vehicle.
    pdm:C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
    pdm:California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
    pdm:Amazon ASIN: B0014F1HUC
    pdm:C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for On-Road Vehicles?: Yes
    pdm:C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
    $65.95
  • CMP4698-8 Engine Valve Rotator

    COMP Cams

    Part #: 4698-8

    CMP4698-8 Engine Valve Rotator

    Engine Make: Competition Cams
    pdm:Outer Diameter: 1.732 IN
    pdm:Thickness: 0.3 IN
    pdm:line_code: CMP
    pdm:internal_sku: CMP4698-8
    pdm:Amazon ASIN: B000P5DE6C
    pdm:C.A.R.B. E.O. Number: No impact on pollution output of vehicle.
    pdm:C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
    pdm:California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
    pdm:Spring Inner Diameter: 0.63 IN
    pdm:C.A.R.B. Exempt for On-Road Vehicles?: Yes
    pdm:C.A.R.B. Exemption Reason: No impact on pollution output of vehicle.
    pdm:Spring Outer Diameter: 1.468 IN
    pdm:Title: Seat Spacer Set for Big Block Chevrolet - 1.468" OD, .630" ID, .300" Thickness
    $65.95

  • Pioneer Products

    Part #: CRB-381-16

    CONN ROD BOLT CRB-381-16

    Engine Make: Pioneer Products
    $3.32

  • Pioneer Products

    Part #: S-1030

    CONN ROD BOLTS S-1030

    Engine Make: Pioneer Products
    $87.71

  • Pioneer Products

    Part #: S-1035

    CONN ROD BOLTS S-1035

    Engine Make: Pioneer Products
    $68.70

  • Pioneer Products

    Part #: S-1037

    CONN ROD BOLTS S-1037

    Engine Make: Pioneer Products
    $105.23

  • Pioneer Products

    Part #: CRN-135-48

    CONN ROD NUT CRN-135-48

    Engine Make: Pioneer Products
    $0.40

  • Pioneer Products

    Part #: CRN-208-48

    CONN ROD NUT CRN-208-48

    Engine Make: Pioneer Products
    $0.44

  • Pioneer Products

    Part #: S-1040

    CONN ROD NUTS S-1040

    Engine Make: Pioneer Products
    $13.63

  • Pioneer Products

    Part #: S-1041

    CONN ROD NUTS S-1041

    Engine Make: Pioneer Products
    $11.00

  • Pioneer Products

    Part #: S-1110

    DOWEL PIN KIT S-1110

    Engine Make: Pioneer Products
    $4.49
  • DOWEL PIN KIT S-1111

    Pioneer Products

    Part #: S-1111

    DOWEL PIN KIT S-1111

    Engine Make: Pioneer Products
    $4.52

  • Pioneer Products

    Part #: S-1112

    DOWEL PIN KIT S-1112

    Engine Make: Pioneer Products
    $4.96
  • DOWEL PIN KIT S-1113

    Pioneer Products

    Part #: S-1113

    DOWEL PIN KIT S-1113

    Engine Make: Pioneer Products
    $4.84

  • Pioneer Products

    Part #: 850013

    H/P ROCKER STUD 850013

    Engine Make: Pioneer Products
    $26.88

  • Pioneer Products

    Part #: 852002-10

    H/P ROD NUT 852002-10

    Engine Make: Pioneer Products
    $3.52
  • HD BOLT WASHER S-1018

    Pioneer Products

    Part #: S-1018

    HD BOLT WASHER S-1018

    Engine Make: Pioneer Products
    $13.54

  • Pioneer Products

    Part #: S-1019

    HD BOLT WASHER S-1019

    Engine Make: Pioneer Products
    $8.76

  • Pioneer Products

    Part #: S-1200

    HEADER BOLT KIT S-1200

    Engine Make: Pioneer Products
    $21.24

Why Buy Vehicle Parts from Northern Auto Parts?

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Northern Auto Parts has been providing auto parts for all makes and models for over 40 years. We have everything you need to keep your car, truck, or SUV running in peak condition. For engine builders, Northern Auto Parts is one of the best online sources for kits.

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Northern Auto Parts is recognized by many as the best online source for rebuild components. We carry a wide variety of name-brand components, so you can find the exact parts you need to repair or replace any part of your vehicle. From engine components to exterior parts, we have a vast selection to choose from.

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We are committed to affordability without compromising on quality. Our prices provide the best value for your money, whether you’re an automotive technician or a DIY enthusiast.