Quick view Manley Performance Manley 92-00 Honda Civic 1.6L SOHC 16 Valve 27mm Race Flo Exhaust Valve - 11369-8 Compare $251.36 $201.99 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 Cart
Sold Out Quick view Manley Performance Manley Chevrolet Small Block Intake Valve Kit - 1.940in Head Dia. 5.040in O/A Length, 0.3415in Stem - 11356-8 Compare $239.60 $179.99 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... Currently Out of stock. On order! Currently Out of stock. On order!
Sold Out Quick view Manley Performance Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.640in O/A Length, 0.3110in Stem - 11343-8 Compare $257.20 $192.99 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... Currently Out of stock. On order! Currently Out of stock. On order!
Sold Out Quick view Manley Performance Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 4.965in O/A Length, 0.3415in Stem - 11329-8 Compare $239.60 $179.99 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... Currently Out of stock. On order! Currently Out of stock. On order!
Sold Out Quick view Manley Performance Manley Chrysler 426 Hemi Exhaust Valve Kit - 1.900in Head Dia. 4.855in O/A Length, 0.3075in Stem - 11315B-8 Compare $239.60 $179.99 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... Currently Out of stock. On order! Currently Out of stock. On order!
Sold Out Quick view Manley Performance Manley Chevrolet Small Block Intake Valve Kit - 2.055in Head Dia. 5.010in O/A Length, 0.3110in Stem - 11306-8 Compare $257.20 $192.99 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... Currently Out of stock. On order! Currently Out of stock. On order!
Quick view Manley Performance Manley Gen 2 Severe Duty Valves 1.625 Max .3415 Stem - 11255-8 Compare $430.39 $322.99 Manley Gen 2 Severe Duty Valves 1.625 Max .3415 Stem Add to Cart Add to Cart
Sold Out Quick view Manley Performance Manley Chevrolet Small Block Intake Valve Kit - 1.940in Head Dia. 5.010in O/A Length, 0.3110in Stem - 11230-8 Compare $382.30 $286.99 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... Currently Out of stock. On order! Currently Out of stock. On order!
Quick view Manley Performance Manley Ford 2.3L EcoBoost Intake 32.5mm Stainless Race Flo Valves - 11196-8 Compare $251.36 $201.99 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 Cart
Sold Out Quick view Manley Performance Manley Nissan 2.0L SR20DE Exhaust Valve Kit - 30.15mm Head Dia. 102.40mm O/A Length, 0.2362in Stem - 11109-8 Compare $251.36 $201.99 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... Currently Out of stock. On order! Currently Out of stock. On order!
Sold Out Quick view Manley Performance Manley Chevrolet Small Block Intake Valve Kit - 2.020in Head Dia. 5.125in O/A Length, 0.3415in Stem - 10798-8 Compare $176.47 $132.99 High-Quality Stainless Steel: Our Street Series valves, available as XH-424 for exhaust and NK-841 for intake, are crafted from top-grade stainless steel, ensuring durability and longevity.Chrome Stems and Hard Tips: These valves feature chrome stems and... Currently Out of stock. On order! Currently Out of stock. On order!
Quick view Manley Performance Manley Chevy Small Block 2.055in Dia Street Master Intake Valves (Set of 8) - 10756-8 Compare $176.47 $132.99 High-Quality Stainless Steel: Our Street Series valves, available as XH-424 for exhaust and NK-841 for intake, are crafted from top-grade stainless steel, ensuring durability and longevity.Chrome Stems and Hard Tips: These valves feature chrome stems and... Add to Cart Add to Cart
