Brand New in the box Custom made JE Forged pistons with matching pins and Moly rings for a 4.1 block with a 4" bore. They are made to work with stock length rods.. $600.00 plus shipping ..
Bore 4.000
Comp Height 1.850
Pin Dia. .940
Dish -.245
The compression Ratio was going to be around 8:5 to 9:1
I have a 4.1 block also but I oiled it up bagged it and put it in storage. I don't feel like degreasing it just for pics lol.. its the '291' block. It's the one beefier in the deck area
The close up of the ring boxes says they're for a 4.005" bore?
you have mail
With a 9.535" deck height,4.020" diameter .060" thick head gaskets,5.970" long connecting rods,24.5 cc piston dish,and 46 cc combustion chambers,these pistons will have a static compression ratio of 9.02 to 1.Bore 4.000
Comp Height 1.850
Pin Dia. .940
Dish -.245
The compression Ratio was going to be around 8:5 to 9:1
I have a 4.1 block also but I oiled it up bagged it and put it in storage. I don't feel like degreasing it just for pics lol.. its the '291' block. It's the one beefier in the deck area
Ok great thanks for the infoWith a 9.535" deck height,4.020" diameter .060" thick head gaskets,5.970" long connecting rods,24.5 cc piston dish,and 46 cc combustion chambers,these pistons will have a static compression ratio of 9.02 to 1.
256 cu. in.
You can tell by the pictures that it can't be .245.I'm unclear on the c.r.? Is the dish -24.5 or -.245??? It makes a big difference in the static c.r.