quick view Add to Cart Manley Performance Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 MSRP: $927.99 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 Dart Big Block Pro 1 Stock Length 11/32in Stem Dia Severe Duty Intake Valves (Set of 8) - 11817-8 MSRP: $896.99 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 Small Block Chevrolet 2.080 Dish Race Master Intake Valves (Set of 8) - 11812-8 MSRP: $561.99 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... 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 351C 1.710 Inch Head Diameter / .3415 Inch Stem / Diameter Stock Height ( Set of 8) - 11805-8 MSRP: $896.99 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) 2.250 Dia Dish Severe Duty Intake Valves (Set of 8) - 11804-8 MSRP: $1,014.99 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 351C 2.190 Inch Head Diameter / .341 Inch Stem / 5.244 Inch Length ( Set of 8) - 11800-8 MSRP: $896.99 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 2300 1.590 inEsslingerin Race Master Exhaust Valves (Set of 4) - 11795-4 MSRP: $280.99 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... 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 2300 1.590 in Esslingerin Race Master Exhaust Valve - Single - 11795-1 MSRP: $70.99 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... 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 2300 1.890 inEsslingerin Race Master Intake Valves (Set of 4) - 11794-4 MSRP: $280.99 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... 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 2300 2.3L inEsslingerin Race Master 1.890 Intake Valves (Set of 4) - 11790-4 MSRP: $280.99 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... 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 Boss 429 Stainless Steel Race Master Intake Valves 2.400 Head Dia 5.570 OA Lgt-Set of 8 - 11788-8 MSRP: $561.99 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... 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 Chevrolet Extreme Duty Intake Valve 2.3in. Head Dia / .3415in. Stem Dia - Set of 8 - 11784-8 MSRP: $927.99 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 Chrysler Small Block Severe Duty Exhaust Valves 1.625in Head .3715in Stem (Set of 8) - 11783-8 MSRP: $561.99 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... 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 68-73 Dodge 5.6L Small Block Severe Duty Exhaust Valves 2.020in Head .371in Stem (Set of 8) - 11782-8 MSRP: $561.99 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... 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 2.080 Severe Duty Pro Flo Intake Valves (Set of 8) - 11772-8 MSRP: $896.99 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