Manley Mitsubishi Evo VIII/IX 4G63/4G63T 85.5mm Bore 8.5:1 Comp Ratio -12.1cc Dish T/T Piston Set - 606305CE-4

Our signature "Platinum Series" pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley...

Manley Mitsubishi Evo VIII/IX 4G63/4G63T 85mm Bore 8.5:1 Comp Ratio -12.1.0cc Dish T/T Piston Set - 606300CE-4

Our signature "Platinum Series" pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley...

Manley Mitsubishi Evo VIII/IX 4G63/4G63T 86mm Bore 10.0:1 Comp Ratio -2.5cc Flat Top T/T Piston Set - 606410CE-4

Our signature "Platinum Series" pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley...

Manley Mitsubishi Evo VIII/IX 4G63/4G63T 86mm Bore 8.5:1 Comp Ratio -12.1cc Dish T/T Piston Set - 606310CE-4

Our signature "Platinum Series" pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley...

Manley Mitsubishi EVO X (4B11T) Valve Spring and Retainer Kit (w/o Valve Locks) (16 each) - 26195

Manley Performance Valve spring and Retainer Kits take the guess work out of making your valvetrain race-ready. Engineered for maximum durability, stability, and precision in high-performance and racing applications, these chrome-silicon alloy springs...

Manley Mitsubishi Evo X 4B11Y 16pc Titanium Retainers - 23195-16

Upgrade your valve train with Manley Performance Titanium Retainers and other lightweight titanium options designed specifically for high-revving sport compact engines. Machined from aerospace-grade heat-treated 6AL-4V titanium, these retainers...

Manley NexTek Drag Race Valve Springs for SuperStock and Competition Eliminator 1.500in OD Set of 16 - 221456-16

From drag strips to short track and endurance circuits, the Manley NexTek® series is engineered for serious racers. NexTek® springs resist pressure loss and valve-train degradation even in the most demanding race conditions. That means more consistent...

Manley NexTek Series 1.500 OD .850 Lift Super Stock and Competition Eliminator Valve Spring Set - 221420-16

From drag strips to short track and endurance circuits, the Manley NexTek® series is engineered for serious racers. NexTek® springs resist pressure loss and valve-train degradation even in the most demanding race conditions. That means more consistent...

Manley NexTek Series 1.570 OD .760 ID 1.190in Coil Bind H Valve Springs - Set of 16 - 221440P-16

From drag strips to short track and endurance circuits, the Manley NexTek® series is engineered for serious racers. NexTek® springs resist pressure loss and valve-train degradation even in the most demanding race conditions. That means more consistent...

Manley NexTek Series 1.580 OD .832 ID .730 Lift Oval Track and Endurance Valve Springs - 221443-16

From drag strips to short track and endurance circuits, the Manley NexTek® series is engineered for serious racers. NexTek® springs resist pressure loss and valve-train degradation even in the most demanding race conditions. That means more consistent...

Manley NexTek Series 1.640 OD .8602 ID .900 Lift Sportsman and Bracket Classes Valve Springs - 221425-16

From drag strips to short track and endurance circuits, the Manley NexTek® series is engineered for serious racers. NexTek® springs resist pressure loss and valve-train degradation even in the most demanding race conditions. That means more consistent...

Manley NexTek Series Double w/o Damper 16pc Valve Springs 1.640 OD/.860 ID - 221424-16

From drag strips to short track and endurance circuits, the Manley NexTek® series is engineered for serious racers. NexTek® springs resist pressure loss and valve-train degradation even in the most demanding race conditions. That means more consistent...