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![Performance Stainless Steel Exhaust Valves for GM LS, Set of 8 [1.600 in. Dia.]](https://www.jegs.com/images/mini_750/500/555/555-514158.jpg)
Vehicle Info NeededJEGSPART NUMBER: 555-514158
Performance Stainless Steel Exhaust Valves for GM LS, Set of 8 [1.600 in. Dia.]
$9299$109.99You Save$17.00
3 left in stock
Ships on Sep 14, 2026
Lowest Price GuaranteeGM LS
Exhaust Valves
Exhaust Valves
Performance Stainless Steel Exhaust ValvesGM LS Head Diameter: 1.600 in. Stem Diameter: 8 mm (0.313 in.) Length: 4.890 in. Lock Type: Single Groove Stainless Steel Set of 8
JEGS 555-514158 Performance Stainless Steel Exhaust Valves for GM LS Features:
- Material: 21-4N Stainless Steel
- Hard Chrome Plated Stem for smooth operation and wear control on valve guides & seals
- Hardened tip provides better wear protection on rocker arms
- Swirl-polished face and undercut stem for improved flow
Increase Air Flow to Your Engine with Performance Valves
JEGS stainless steel Performance Valves are designed for the auto enthusiast preparing to build a stock or slightly-modified street engine; or a bracket racer seeking maximum value for their dollar. These performance valves feature hard chrome plated and undercut stems, hard tips, a swirl-polished face, and a fully-machined combustion head to provide greater flow without expensive head porting.
Part TypeExhaust Valve
Product LineJEGS Performance Stainless Steel Valves
BrandJEGS
Package Height2.3
Package Width5.1
Package Length7.0
Weight1.95 PG
Part CategoryPerformance Parts
Valve Stem Diameter (Mm)8
Valve LocationExhaust
Valve Stem Diameter (In)0.3133 in.
Undercut StemYes
Lock Groove Quantity1-groove
Valve Head Diameter (In)1.600 in.
QuantitySet of 8
Overall Valve Length4.890 in (124.206 mm)
Part FitmentDirect Fit
Swirl-PolishedYes
Valve Material21-4N stainless steel
Package Qty1
Package TypeEA
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