Where to buy l92 heads

Manley 7. Manufacturer Warranty see all Manufacturer Warranty. Material see all Material. Type see all Type. Condition see all Condition. New Used 7. Please provide a valid price range. Item Location see all Item Location. Default filter applied. Canada Only. North America. Show only see all Show only. Free Returns. Free shipping.

Completed listings. Sold listings. More refinements Refurbished: Lowest price The lowest-priced item that has been refurbished by the manufacturer or a manufacturer-approved vendor 'certified refurbished condition' , or an eBay seller or a third party not approved by the manufacturer 'seller refurbished condition'.

See details for delivery est. Part : also fits , or This warranty does NOT cover the following Installation of incorrect parts. See all 2 refurbished listings. Buy It Now. Add to cart. It shows the heads as backordered, when could I expect them if I ordered today? A They will work, but we suggest milling the heads and flycutting the pistons to get better compression. Q Trying to get my ls3 to What mill should I get for these heads? A You would need to mill.

Q LS3 with your SS2 cam, can you still mill the heads with this cam? I would suggest checking the PTV if you do just to be safe.

A No sir, they would need to be or before i could take them for cores. A These heads will compliment the BTR 3 very well. We have many customers that have used our heads with that cam. I would suggest checking piston to valve clearance if you mill. You may have to fly cut the pistons. A We see around rwhp and around rwtq. Q Can you explain the stock compression down to 59cc.

What is the purpose behind this. Should I order stock compression? A Getting the smaller chambers and raising the compression is to allow to make more power. To be able to do those things you will need to flycut the pistons and have good fuel such as E85 to run the additional compression from milling the heads.

If not planning to flycut you will need to stay stock. Q if your pairing your ported heads and stage 3 gpi cam for a L99 , do you still recommend 7. A Yes unless you are milling the deck surface of the block, the head, or running a thinner head gasket.

The 7. Q I was told that some tuners have seen a loss in HP with ported heads, in a L99 platform. What is my best option? Thanks answer now Asked by jake. A I can't think of a single time where we installed our OEM ported heads on a cammed L99 and didn't pick up power, much less lose any. I would say the best option right now would be to pull your heads and send them in for our porting service! A Probably email into support gwatneyperformance.

Q How long would I have to return the core to get the refund? A 30 days from the time you receive the heads. Q What is the max milling that can be done when running an ss4 cam? A You can't mill on this application unless you flycut.

A Currently, our typically turnaround time on a set of heads is weeks from the time we receive them. A If their ports were identical in size, shape, and location as the factory heads, then yes, we would be able to port them.

However, if they do differ, then we would need to design a new port program, which would incur additional costs. Q These say they're designed for stock displacement ls3s, recommendations for ls3?

Answered by the admin We have used these on several 's with great success. Q I have a set of heads that have already been milled. Would I still get full core credit for returning my heads?

Answered by the admin Unfortunately, we do not accept modded heads as cores. Q Best compression with stage 2 cam. Answered by the admin Ideally, we like to see around if running E85 or pump. Beyond that will require E Q I wanna purchase outright the ls3 heads will they come will hollow stem valves? If not is their a way I can select that option for preference answer now Asked by Antonio Garcia on January 10, am.

Answered by the admin We use hollow stems in every head port package for our LS3 heads! Q On a stock l99 engine what is the smallest chamber I can go for. Also want boost or nitrous down the road and what can set up will best apple to that size chamber sizing? Answered by the admin You can get down to 63 CC with plastic manifold. Any more requires intake milling.

Q If my heads are already milled. A Yes we can! Q I have a camaro ss with a stall. And I wanted the heads milled to 66cc chamber what size camshaft would I be able to run? Q Is the price listed per head, or is the price listed for the pair?? Answered by the admin This is for the pair. Used for Autocross and track. Would like to see RWH and streetable.

Q I need to get in touch with someone to talk about a setup answer now Asked by La'Keivier Howard on August 3, am. A You're more than welcome to give us a call at , email at support gwatneyperformance. A Currently, you'd be looking around a week and half to two weeks from the time we receive them until we ship them. If you choose for us to assemble the springs as well, you can figure to add a day.

Q When doing the refundable core purchase, how long will I have to send my factory heads back, incase it's in the shop for an extended amount of time? Answered by the admin We typically like to receive the cores back within 30 days of receipt of our heads. If you have extenuating circumstances, you can let us know and we can work it out!

Q How well will the heads work on stock bottom end 15 camaro ss l99?.. Answered by the admin They work amazingly well on stock bottom end L Q I have a stock l92 I just purchase..