Spinmonster

I couldnt find the info in a search but are there any aftermarket, undercut valves for the L92 heads (stock size)? Any difference noted in performance over the stock ones?

Any part numbers?

jimco03

Manely do a stainless steel valve now for the intake and exhaust for the L92 cyl head

WizeAss

iTrader: (5)

call RevValves..... they have some now. They are stronger and solid... not hollow.

SS Blazer 07

I haven't noticed anyone posting part numbers for Manley stuff to use to complete bare heads? So here is a list of part numbers to have Manley springs Conical lift up to .600

1. Valves: Int. (11620-8) Exh. (11621-8)
2. Titanium Retainers: (23622-16)
3. Lock's: (13098-16)
4. Spring Cups: (42338-16)
5. Seals: use factory L92's #???
6. Rocker Pedistals: Factory (12600936)
7. Intake Rockers: Factory (12569167)
8. Exhaust Rockers: Factory (10214664)
9. L92 Truck Intake: ???

Does anyone have the L92 truck intake part number or the L92 valve seal's number??

camarols1

iTrader: (17)

Intake valve seals 12482063 (kit of eight)
Exhaust valve seals 12482062 (kit of eight)
Truck L92 intake manifold 12580678