Manley Big Block Chevrolet 1.880 Head Dia. 5.354 O/A Length Severe Duty Exhaust Valves - Set of 8Proven 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 valves, tested at 40,000 psi and 1400? F, impressively endured up to 100,000,000 (one hundred million) cycles. In contrast, competitors' offerings failed after just 100,000 cycles, showcasing a

Providing A 4 Pulse Per Revolution

Unique One-Piece Housing:The smooth one-piece sealed housing

Brembo 05-13 Corvette Front GT BBK 6 Piston Cast 355x32 2pc Rotor Slotted Type3-Silver

We also use bearing spacers machined from bulletproof 7075 aircraft spec aluminum to keep overall weight down without compromising strength

and 58-10003R/D)

Includes all the hardware needed for installation

stainless steel mounting nuts and bolts and comprehensive instructions

25 (M14 WR) 12pt Nut Kit (10 pack)

Takeda Turbo Inlet 59-20002 is available

5 5x112 ET45 Diamond Silver Wheel -82mm PFS/Clip Required

Brembo 00-02 S4/06-08 A4 Front GT BBK 4 Piston Cast 2pc 332x32 2pc Rotor Drilled-Black

3i 2008-2009 Saab 9-7x Aero 2005 Saab 9-7x Arc 2005 Saab 9-7x Linear 2007-2010 Saturn Outlook XE 2007-2010 Saturn Outlook XR