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600+ Support Package

4.8 LS 600+ Support Package.

Use this package when the 4.8 LS build is moving into serious power planning and the bottom end, oiling, valvetrain, timing, and rotating assembly need to be chosen with more care.

Package Parts

Foundation parts for a 600 HP+ 4.8 LS plan.

These parts are focused on reliability support and stronger rotating assembly planning. Use machine-shop measurements before ordering final bore, bearing, and rotating assembly parts.

Bearings

King rod and main bearing set

Choose stock size for an uncut crankshaft, or open the undersize options if the crank has been machined. Verify crank journal size before ordering.

Stock size
View undersize options
.010 undersize.020 undersize
1997-2003 1st Design

Dura-Bond CHP-10T LS cam bearing set

Fits 1997-2003 1st Design GM LS blocks where cam bearing positions 1 and 5 housing bores measure 2.3260"-2.3280". Confirm block casting and bore measurement before ordering.

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Oiling

High Volume LS oil pump

Oil pump upgrade for LS builds that will see more load, RPM, or horsepower than a basic stock refresh.

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Lifters

LS7-style lifter set with guide trays

LS7-style lifter upgrade for cammed LS builds. Replace lifter trays at the same time and confirm compatibility with the camshaft and engine generation.

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Pushrods

7.400 inch chromoly LS pushrods

Upgraded chromoly pushrods for LS camshaft and valvetrain support. Verify final pushrod length before ordering.

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Valve Springs

PAC Racing PAC-1219 valve springs

Spring upgrade for performance camshaft support. Match spring choice to camshaft lift, installed height, and retainer setup before ordering.

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Rocker Arms

Rocker arms with upgraded trunnions

Pre-upgraded rocker arm option for LS valvetrain reliability when the engine will see more RPM, spring pressure, or aggressive camshaft use.

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Timing

LS Timing Chain Kit

Timing chain kit for LS rebuild and camshaft support work. Confirm cam gear style, engine generation, and timing setup before ordering.

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Rod Bolts

ARP 134-6006 rod bolt kit

Rod bolt upgrade for builds using stock-style rods or stronger rod hardware. Follow the rod manufacturer's torque and stretch procedure.

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Main Studs

Xotic LS main stud kit

Main cap fastener support for stronger bottom-end builds. Ask the machine shop if line-honing is needed after switching from bolts to studs.

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Rotating Assembly

Forged rotating assembly for Gen III/IV 4.8L and 5.3L LS engines

Forged rotating assembly option for 4.8 and 5.3 LS 600 HP+ support planning. Confirm bore size, stroke, compression ratio, balancing requirements, and machine-shop recommendations before ordering.

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Configured for 4.8L LS 600+ support package planning.

Our Promise

Quality LS parts at a good price.

Champ Motorsports is built around dependable parts, clear LS fitment guidance, and fair pricing. Every recommendation is organized to make LS engine building easier to plan and easier to order correctly.

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