TKM Custom LS3 Cylinder Heads (Pair)


Out of stock

Full Cnc Ported LS3 11 Degree 6 Bolt Cylinder Heads (Sold as a Pair)

No Flow Numbers Available

O’Ringed Exhaust Ports (no gaskets required)

Pac 1206x/1207x/1208x/1209x with Ti Retainers depending on Cam Specs

1/2 Conversion bolt holes

CNC Surface

TKM Valve Job

73cc Combustion Chamber can be milled to 68cc

Can be used with stock ls3 rockers with the purchase of rocker stands

Comes Standard with Severe Duty Stainless Steel Intake and Exhaust Valves, can be upgraded to Inconel Exhaust and Ti Intake

Can Add Mini Hoop $325.00 for MLS Gaskets

Can Add Top Fuel Hoops $500.00 (will need receiver groove for block )

CNC Custom Chamber Soften $350.00

Change Combustion Chamber Size $150.00 (72cc-68cc)

Jesel 1.7 Rockers in stock and available for $1950.00

These Cylinder heads work great with the Lamb or Blacksheep Camshaft.

TKM has made 1800+whp with these cylinder heads and a Blacksheep camshaft


Please email cam specs, what lifter and rockers after purchase so we can set them up!



SKU: LPC-LS3 Category:


Additional information

Weight15 lbs
Dimensions12 × 3 × 12 in

BASE SS Valves, Inconel Exh, Ti Intake, TI&Inconel, Base SS Valves and Rocker Stands, Inconel Exh Valves and Rocker Stands, Ti&Inconel with Rocker Stands

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