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TPSPS003 Square Port Stroker Camshaft Stage-3, GM LS 400+ci Stroker Engines w/ LS3 Heads, Lift: .630 in. Int/.612 in. Exh
InfoVehicle Info Needed
TICK PERFORMANCEPART NUMBER: 324-TPSPS003

TPSPS003 Square Port Stroker Camshaft Stage-3, GM LS 400+ci Stroker Engines w/ LS3 Heads, Lift: .630 in. Int/.612 in. Exh

$38999
ShippingShips on 09/17/2026
Lowest PriceLowest Price Guarantee

    Square Port Stroker Camshaft Stage-3
  • GM LS 400+ci Stroker Engines w/ LS3 Heads
  • Duration: 249 Int/263 Exh
  • Lift: .630 in. Int/.612 in. Exh
  • LSA: 114+5

    Tick Performance TPSPS003 Features:

    Tick Performance proudly offers Tick Performance Elite Series of Camshafts designed specifically for 400+ci stroker engines with square port heads. Heads such as GM and aftermarket LS3! Using the latest and greatest technology available, we've put together a complete line of Camshafts that are designed to meet every goal, from mild to wild. Tick Performance Elite Series of Camshafts are all manufactured by Cam Motion and are updated with a new version every time an advancement in valvetrain technology becomes available, so they're ALWAYS cutting-edge! These cams are not intented to be used with stock pistons. Valve reliefs will be required in order to use these camshafts.

    Tick Performance Square Port Stroker Stage 3 Camshaft
    249/263 | .630”/.612” | LSA114+5

    Designed for: 400-472" LS Engines w/ LS3 port cylinder heads
    Basic Operating RPM Range: 3000-7800
    Aftermarket Headers Required: Yes, Longtube Style
    Stall Converter Required: Yes, 4000+RPM
    Rear Gear Upgrade Required: Suggested for maximum performance (4.10+ for manual transmissions and automatic)
    Works Well with Nitrous: Yes (shot size less than 350)
    Will Pass Most Smog Emissions: No

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

    Unlock Big Street/Strip Power with the Tick Performance Elite-Series Square Port Stroker Camshafts

    The Elite-Series Square Port Stroker Camshafts by Tick Performance are engineered specifically for 400 + ci GM LS stroker engines using square-port cylinder heads—ideal for builds that demand serious naturally aspirated or moderately boosted horsepower. If you’re building a large-displacement LS stroker with square port heads and you’re aiming for serious performance—whether street/strip or even drag/race use—these cams offer a profile tuned for the higher airflow and displacement demands of 400ci+ motors. They deliver stronger mid-to‐upper rpm power and better valvetrain control for large-bore stroke combos.

Part TypeCamshaft
Product LineTick Performance Elite-Series Square Port Stroker Camshafts
BrandTICK PERFORMANCE
Package Height4.0
Package Width4.0
Package Length26.0
Weight12.0 PG
Part CategoryPerformance Parts
Valve Springs IncludedNo
Basic Operating Rpm Range3000-7800
Intake Valve Lift.630 in.
Lobe Separation114+5
Advertised Exhaust Duration263
Part FitmentSemi Universal
Engine Make/SizeGM LS3
Exhaust Valve Lift.612 in.
Camshaft TypeHydraulic Roller
Advertised Intake Duration249
Vendor Part NumberTPSPS003
Package Qty1
Package TypeEA
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