MELLING LS SINGLE VALVE SPRING KIT 250GT and pins for the crankshaft

and pins for the crankshaft

While there is no hardware change

these components may not be returned with your upgraded PCM

and includes a larger than stock fresh air scoop behind the front grill to increase airflow to the high-performance enclosed air box filter assembly

MELLING LS SINGLE VALVE SPRING KIT 250GT and pins for the crankshaftKit contains (16) 461219 Valve Springs Designed for roller cams in Gen 3 Gen 4 LS engines Beehive design provides better valve train stability due to the decrease spring and retainer weight Efficiently eliminates damaging harmonics, allowing for more aggressive cam profiles, increased high RPM horsepower, and durability Compatible Engines: L76 (6. 0 Litre AFM) 6L V8 L77 (6. 0 Litre AFM) 6L V8 L98 (6. 0 Litre) 6L V8 LM7 5. 3 Litre 5. 3L V8 LQ4 6L V8