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COMP Cams

COMP Cams Ss Valves LS1 Exh 1.57in4.930in

MPN: 6048-8 Catalog #: 001109978 Category: Valves Check Vehicle Fitment

Product Details

COMP Cams Sportsman Stainless Steel Valves are available in a variety of diameters and stem lengths for Street/Competition engines. Made from 21-4N forged high-strength Steel alloy with 50 HRc minimum hard tips (eliminates the need for a lash cap), these valves are state-of-the-art, delivering tremendous performance and durability. Recommended for all hydraulic, Mechanical and Roller lifter Applications, these valves feature hard chrome-plated 11/32 stems with proprietary oil retention surfacing, not thin flash plating. To increase flow without increasing the valve diameter, high flow underhead fillet relief was designed in. In addition, the swirl-polished fillets generate a higher flow rate with reduced radial crack propagation, increasing their resistance to failure. Variety of diameters and stem lengths for Street/Competition engines - affordable! Made from 21-4N forged high strength Steel alloy for performance and durability‚ Recommended for all hydraulic, Mechanical and Roller lifter valve trains‚ Chrome plated stem and hardened tip don't require lash cap‚ Spiral polished and high flow underhead machining for maximum flow.

GM, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0, LS1, LS2, LS3, LS4, LS6, LS7, LSA, LS9, Camaro, Silverado, LS Swap, 383, 350, SBC, Chevelle, Yukon, L92, LM7, 325, GMC, Trailblazer, Corvette, GM LS, GEN III, GEN 3, GEN IV, GEN 4, DOD, AFM, VVT, BTR, Texas Speed

Sportsman Stainless Exhaust Valve Set GM LS w/ 1.570" Head, 4.930" Length

COMP Cams Ss Valves LS1 Exh 1.57in4.930in

S-Man Exh Valves LS 1.57" Head 4.93 Long

Engine Exhaust Valve Kit

Engine Exhaust Valve

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 - LSMatched variant: LS

GM Gen III/IV V8; LS1/LS2/LS3/LS6/LS7/LS9/LSA/LSX

GM - SBCMatched variant: SBC

Small Block Chevy; 265–400ci

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

Product Specs

Brand
COMP Cams
Part Number
6048-8
Catalog Number
001109978
Product Line
Comp Cams Valve Sets
Category
Engines & Parts
Type
Valves
UPC / Barcode
036584152958
Vendor Product Category
Engine Components
Vendor Product Subcategory
Valves
Length
12.00 in
Width
6.50 in
Height
2.75 in
Weight
2.24 lb
Units Per SKU
1
Freight / LTL
No
Air Restricted
No
Prop 65
Y
CARB Approved
Yes
Clearance Item
No

Shipping & Availability

Current status 1 Available - Ready to ship
Estimated timing Ships from factory

This item is showing manufacturer availability and may ship directly from the manufacturer. Tracking details are provided as soon as they become available. ETA 0-5 Days to ship.

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: 1 available as of 6/3/2026.

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