quick view Add to Cart Manley Performance Manley Chevy Big Block Stock 3/8 inch Severe Duty Intake Valves (Set of 8) - 11562-8 MSRP: $885.99 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 2.020 Severe Duty Intake Valves (Set of 8) - 11544-8 MSRP: $916.99 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 Exhaust Valves (Set of 8) - 11543-8 MSRP: $885.99 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 Severe Duty/Pro Flo 5.325in O/A Length Intake Valves (Set of 8) - 11530-8 MSRP: $916.99 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 1.940in Head Diameter Race Flo Intake Valves (Set of 8) - 11522-8 MSRP: $555.99 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 Chevy Small Block 1.940in Head Diameter Race Flo Intake Valves (Single) - 11522-1 MSRP: $69.99 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 Small Block Chevy 1.500in Head Diameter Race Flo Exhaust Valves (Set of 8) - 11521-8 MSRP: $555.99 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 Chevy Stock 3/8in Stem Diameter Severe Duty Intake Valves (Set of 8) - 11520-8 MSRP: $885.99 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 426 HEMI 2.250 Intake .310inch Stem 5.490inch Length Stainless Intake Valves (Set of 8) - 11518-8 MSRP: $595.99 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 Chevy Stock 3/8in Stem Diameter Race Flo Exhaust Valves (Set of 8) - 11517-8 MSRP: $555.99 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 Chevy Stock 3/8in Stem Diameter Race Flo Intake Valves (Set of 8) - 11514-8 MSRP: $555.99 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 1.900 Diameter Stock Length Extreme Duty Exhaust Valves - Set of 8 - 11507-8 MSRP: $1,512.99 Ideal for Specialized Applications: Tailored for any application where extreme force and heat resistance is a must including Top Fuel, Funny Car, and Marine Engine applications.XH-432 XtremeAlloy: The hallmark of excellence in exhaust valve material... 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 1.900 Diameter Stock Length Extreme Duty Exhaust Valve (Single Valve) - 11507-1 MSRP: $189.99 Ideal for Specialized Applications: Tailored for any application where extreme force and heat resistance is a must including Top Fuel, Funny Car, and Marine Engine applications.XH-432 XtremeAlloy: The hallmark of excellence in exhaust valve material... 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 Chevy 3/8in Stem Diameter Race Flo Intake Valves (Set of 8) - 11506-8 MSRP: $555.99 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 LS-1 / LS-2 (LS-6 Head) SBC Race Master SS Valves (Set of 8) Intake 2.08 Head Diameter - 11398-8 MSRP: $555.99 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