Trick Flow Specialties (330) 630-1555 - www.trickflow.com
Why You Need It: This product is designed for Pro Street or drag-race use and is described by Trick Flow as too radical for daily-drivers. The horsepower range is between 2,500 to 6,500 rpm. On a company test engine, this camshaft produced flywheel horsepower ratings of 515 and torque ratings of 460 lb-ft. The specs are 228/230-degrees at 0.050 duration, 0.585/0.585 lift, 112-degrees LSA, and 107-degrees ICL.
Applications: '98-'02 and '04 LS1, '05-'06 LS2
Manley Performance Products (732) 905-3366 - www.manleyperformance.com
What is it? Hollow-Stem Intake Valves
Why You Need It: These valves are designed for drag-race use, are 11 percent lighter than their solid-stem counterparts, and feature a 2.00-inch diameter.
Applications: '98-'02 and '04 LS1
Manley Performance Products (732) 905-3366 - www.manleyperformance.com
What is it? Billet-Steel Roller Timing-Chain Kits
Why You Need It: Features include fully machined, billet-steel sprockets; a roller chain designed with 0.250-inch-diameter rollers; and a nine-keyway crankshaft sprocket. The camshaft sprocket includes captive Torrington roller bearings.
Applications: '98-'02 and '04 LS1
Darton Sleeves (800) 713-2786 - www.dartonsleeves.com
What is it? Phosphate-Coated Modular Integrated-Deck (MID) Wet Sleeve
Why You Need It: Increase the displacement of your motor to 400 ci or your stroked motor to 472 ci. The wet-sleeve system allows multiple reuse of the block by installing new wet sleeves as needed if you detonate a piston or damage your bore. A phosphate coating deters sleeve rust, and the wet-sleeve design keeps the engine block running cool. There is also a step-by-step setup guide online, including great instructions on how to deck your block. This wet-sleeve kit accommodates a 4.125-4.200-inch bore and strokes from 3.622 to 4.250.
Applications: '98-'02 and '04 LS1, '05-'06 LS2
Pro-Race Performance Products (800) 977-0767 - www.pro-race.com
What is it? PRO/SPORT 25-Percent Underdrive SFI-Spec 18.1 Crankshaft Harmonic Damper
Why You Need It: Recover wasted horsepower. This all-steel bonded crankshaft damper is spin-tested to 12,500 rpm and features 60-degree timing marks and a clear-baked paint finish.
Applications: '98-'02 and '04 LS1, '05-'06 LS2
MSRP: Unavailable at time of print