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COMP Cams

COMP Cams Studs 7/16in Hi-Tech (CB Ex)

MPN: 4507-8 Catalog #: 001108905 Category: Engine Hardware Check Vehicle Fitment

Product Details

Designed for exhaust valves on Chevrolet Big Chevrolet engines with aluminum heads, this Hi-Tech stud set features a 7/16 base thread, 7/16 rocker thread and a 2.000 effective stud length.

COMP Cams takes pride in having the finest Rocker arm Studs available on the market. The High Energyâ„¢ and Magnum Series Studs work well in Applications with moderate lifts and spring pressures and are available in the popular 3/8 and 7/16 sizes. When ultimate strength is required as with high rpm Roller Cam Applications, the Hi-Techâ„¢ Race Stud is the answer. This Stud has a thin jam nut for Rocker clearance, rolled threads for maximum contact and a ground-flat top so accurate valve adjustment can be achieved and maintained. The diameter of the jam nut is larger in order to spread the load over a larger area. All COMP Cams Studs have generous radii and a black oxide finish. Designed for ultimate strength and locking force High Energy and Magnum polylocks are best for moderate lift and spring pressure Applications Hi-Tech Polylocks work well in all high end Race applications. The Stud girdle polylocks are precision ground for minimum runout and tapered for extra strength in the locking area. Base Thread Part # Description Diameter Length Stud Diameter Effective Stud Length 4507-8 Hi-Tech Race Exhaust for 396-454 Chevrolet with Aluminum Head 7/16 1.680 7/16 2.000

Designed for exhaust valves on Chevrolet Big Chevrolet engines with aluminum heads, this Hi-Tech stud set features a 7/16" base thread, 7/16" rocker thread and a 2.000" effective stud length.

COMP Cams Hi-Tech Rocker Arm Studs, 7/16" Diameter for Big Block Chevrolet Exhaust with Alum heads

Hi-Tech Rocker Stud Set BBC Exhaust w/ 7/16" Base Thread and 7/16" Rocker Thread

COMP Cams Studs 7/16in Hi-Tech (CB Ex)

Hi-Tech 7/16 Rocker Studs BBC Exhaust

StudS, 7/16" Hi-Tech (CB EX)

Vehicle Fitment

Universal or product-specific fitment. Please review the product details and contact us if you need help confirming fitment before ordering.

Engine Compatibility

GM - BBCMatched variant: BBC

Big Block Chevy; 396/427/454/572

Fitment note: Engine compatibility is provided as a guide. Please verify all fitment details before ordering.

Product Specs

Brand
COMP Cams
Part Number
4507-8
Catalog Number
001108905
Product Line
Comp Cams Studs
Category
Engines & Parts
Type
Engine Hardware
UPC / Barcode
036584390190
Vendor Product Category
Engine Components
Vendor Product Subcategory
Engine Hardware
Length
9.30 in
Width
5.85 in
Height
1.50 in
Weight
1.41 lb
Units Per SKU
1
Freight / LTL
No
Ship Alone
No
Air Restricted
No
Prop 65
Y
CARB Approved
Yes
Clearance Item
No

Shipping & Availability

Current status 62 Available - Ready to ship
Estimated timing Usually ships within 24hrs

This item is showing available inventory. Most in-stock performance parts ship quickly, but timing can vary by warehouse, vendor cut-off time, holidays, and carrier pickup.

PROP 65 WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Inventory shown: 62 available as of 6/3/2026.

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