ATK HP Chevy/GM 5.3L Bare Block-Fully Machined 3.903\" Bore (LS,LS1,LS6,LS2)

---

---

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.

---

ATK HP Chevy/GM 5.3L Bare Block-Fully Machined 3.903\" Bore (LS,LS1,LS6,LS2):
$650.00

---

We are now offering a FULLY MACHINED 5.3L Bare block(1999-2007 GM LM-7). This is a great option for a fresh build and guys goingfrom an LS1/LS6 to an Iron version (would have to be bored out to make a true5.7). All blocks are bored to a 3.903\" bore size, NO OTHER OPTIONS AVAILABLE at themoment. Blocks are typically in stock and ready to ship, but feel free tocontact us and confirm.

*Please do your research to make sure this will work foryour application. ATK is not responsible for making sure this product will fityour application/parts combination* This is for NON DOD Vehicles.

Cast Numbers:358, 392, 393, 398, ETC (1999-2007)
Bore Size:3.903\"

Cam Bearings:Installed

The 6.0 changed .0015 - .002

Shipping:

IMPORTANT - This item ships via Truck Freight. Thefreight cost is included in the Buy it Now price. This item will usuallyship within 1-2 business days of when payment is received. The order willship to the nearest freight terminal to your location, at which time you willreceive a telephone call from the freight company to arrange delivery to yourhome or business. Also, please inspect the item before acceptingdelivery; if there is any damage, we ask that you refuse the delivery andcontact us at that time.If you accept it, you’re are now responsible forthe engine.Most orders shipped via freight will arrive with 5-7 businessdays of order placement.

IMPORTANT - We must have a contact telephone number left atcheckout for the freight carrier to arrange delivery. Your order will bedelayed if this information is not provided.

We ship this item within 2 business day(s)

We do not ship to APO/FPO or Post Office box addresses.

We do not ship to Alaska, Hawaii, Puerto Rico or Guam on.

We do not ship to international addresses on .

Payment:

We only accept Pay Pal on .

Tax is additional in TX

---

ATK HP Chevy/GM 5.3L Bare Block-Fully Machined 3.903\" Bore (LS,LS1,LS6,LS2):
$650.00