GM LS1 LS2 CATHEDRAL PORT 243 HEADS ASSEMBLED DUAL SPRINGS TITANIUM RETAINERS - PAIR (2 Heads)
PAC Springs & Titanium Retainers
or 4 payments of $495.90 with InfoSold Out
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LS1 LS2 CATHEDRAL PORT - 243 HEADS to suit the 5.7ltr and 6.0ltr
Assembled, using Stainless Steel valves and Brian Tooley Polished Dual Spring kit with Titanium Retainers.
Hand assembled by Total Performance in Melbourne.
These Cylinder heads are a Performance replacement to the GM 243 heads. All factory mounting points with the Performance of the 243 port and chamber all assembled and reay to bolt on and go!
2 Assembled Heads included in sale.
- Factory Valve Guides 0.500" OD x 8mm stem. - see photo of checking tolerance.
- Hard 355-T6 Aluminium - Race Quality.
- 3 Angle Valve Seats - machined - ready for assembly
- Deck thickness: 0.360"
- Intake Valve size: 2.00" factory size*
- Exhaust Valve size: 1.55" factory size*
- Intake Port: 210cc
- Exhaust Port: 75cc
- Combustion Chamber: 64cc
- Brian Tooley Dual Polished Valve Springs (Installs @ 1.750")
- Brian Tooley Titanium Retainers.
- Max lift 0.620" (with 060" to coil bind)
- DRP Stainless Steel Valves (Made in the USA)
- Assembled at Total Performance - Melbourne.
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