quick view Add to Cart Manley Performance Manley Chrysler 426 Hemi Severe Duty Intake Valves (Set of 8) - 11904B-8 MSRP: $902.99 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... Add to Cart Add to Wish List Add to My Wish List Create New Wish List Compare
quick view Add to Cart Manley Performance Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 MSRP: $902.99 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... Add to Cart Add to Wish List Add to My Wish List Create New Wish List Compare
quick view Add to Cart Manley Performance Manley Big Block Chevy 2.350in Diameter 0.350in Longer Length Extreme Duty Exhaust Valves - Set of 8 - 11880-8 MSRP: $933.99 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... Add to Cart Add to Wish List Add to My Wish List Create New Wish List Compare
quick view Add to Cart Manley Performance Manley Chevrolet Big Block 2.300 Head, .3415 Stem, .350 Longer Severe Duty Valves (Set of 8) - 11878-8 MSRP: $933.99 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... Add to Cart Add to Wish List Add to My Wish List Create New Wish List Compare
quick view Add to Cart Manley Performance Manley Severe Duty Series SBC Stainless Steel Exhaust Valves 2.080in Dia 5.140in L - Set of 8 - 11858-8 MSRP: $933.99 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... Add to Cart Add to Wish List Add to My Wish List Create New Wish List Compare
quick view Add to Cart Manley Performance Manley Chevy Big Block .250 Longer 11/32in Stem Dia Severe Duty Intake Valves (Set of 8) - 11854-8 MSRP: $902.99 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... Add to Cart Add to Wish List Add to My Wish List Create New Wish List Compare
quick view Add to Cart Manley Performance Manley Severe Duty Series Small Block Chevy Stainless Steel 1.655in Exhaust Valves - Set of 8 - 11853-8 MSRP: $902.99 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... Add to Cart Add to Wish List Add to My Wish List Create New Wish List Compare
quick view Add to Cart Manley Performance Manley Severe Duty Series BBC Stainless Steel Exhaust Valves 2.250in Dia 5.344in L - Set of 8 - 11850-8 MSRP: $902.99 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... Add to Cart Add to Wish List Add to My Wish List Create New Wish List Compare
quick view Add to Cart Manley Performance Manley Chevy Small Block 2.080 Head Dia. .100 Longer .3415 Stem Severe Duty Intake Valves (8 pcs) - 11844-8 MSRP: $902.99 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... Add to Cart Add to Wish List Add to My Wish List Create New Wish List Compare
quick view Add to Cart Manley Performance Manley Severe Duty Series BBC Stainless Steel Exhaust Valves 1.880in Dia 5.422in L - Set of 8 - 11843-8 MSRP: $902.99 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... Add to Cart Add to Wish List Add to My Wish List Create New Wish List Compare
quick view Add to Cart Manley Performance Manley Chevy Big Block .100 Longer 11/32in Stem Dia Extreme Duty & Marine Intake Valves (Set of 8) - 11842-8 MSRP: $902.99 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... Add to Cart Add to Wish List Add to My Wish List Create New Wish List Compare
quick view Add to Cart Manley Performance Manley SBC 1.600 Severe Duty Intake Valves (Set of 8) - 11827-8 MSRP: $902.99 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... Add to Cart Add to Wish List Add to My Wish List Create New Wish List Compare
quick view Add to Cart Manley Performance Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 MSRP: $902.99 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... Add to Cart Add to Wish List Add to My Wish List Create New Wish List Compare
quick view Add to Cart Manley Performance Manley Ford 427 (Medium/Hi Riser/Tunnel Port) 1.750 Dia Dish Severe Duty Exhaust Valves (Set of 8) - 11825-8 MSRP: $902.99 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... Add to Cart Add to Wish List Add to My Wish List Create New Wish List Compare
quick view Add to Cart Manley Performance Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 MSRP: $902.99 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... Add to Cart Add to Wish List Add to My Wish List Create New Wish List Compare