Exhaust Valve – 1.550″


  • Replacement valve
  • 1.550″ valve
  • 11/32″ stem
  • Used in 1996 LT4 engine, and CT400, Fast Burn 385 and ZZ383/425. Also in LT4 and Fast Burn heads.

Shipping is free, but there is a delivery fee for residential addresses.

Exhaust Valve, 1.550″

P/N 12551313

Stock replacement valve used in the 1996 LT4 engine, and in our CT400/604, Fast Burn 385 and ZZ383/425, also in LT4 and Fast Burn heads.

  • 1.550″ valve
  • 11/32″ stem

Small Block Exhaust Valve, 1.550″

12551313 Chevrolet Exhaust Valve

When it comes to building the Small-Block engine for the project vehicle of your dreams, you don’t want to sacrifice performance or durability ヨ and that’s why you should trust Chevrolet Performance. They’ve been designing, testing and manufacturing Small-Block parts since 1955. Their engineers know what it takes to offer the finestquality parts for your Chevy.

Prop65WARNING: These auto parts can expose you to chemicals including phthalates and lead. Installing or using these parts can expose you to other parts containing these chemicals and to engine exhaust, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to