CNC-Motorsports

CNC-Motorsports Your number 1 source for aftermarket high performance engine parts. CNC-Motorsports is your one-stop shop for your high-performance needs.

An authorized dealer for over 100 brand names, we're proud to be one of the industry’s leading high-performance suppliers. From competition racers to classic street cars, we have high-quality performance engine parts, performance short blocks, custom crate engines, and highly modified race engines. We only sell the best products because we use what we sell in our performance machine shop. Each and

every product line is handpicked, ensuring high quality and competitive pricing. Visit us at http://www.cnc-motorsports.com/ to start building the engine of your dreams.

06/03/2026

**IN-STOCK READY TO SHIP** NO WAIT $2279.95
SB Chevy 327 rotating assembly kit. Eagle Crankshaft 3.250, Eagle H Beam Rods 5.7, H Series Rod and Main Bearings, Icon Pistons -4.9cc Flat Top (4.040 bore), Piston Rings, H Series Bearings, 2 Piece Rear Main Seal, Internal Balanced, Large Journal.. Part number ESP-12321-OS

**INTERNAL BALANCED AND READY TO SHIP**

more info click here ->https://cnc-motorsports.com/eagle-12321-sb-chevy-327-balanced-rotating-assembly-kit-9-8-1-icon-pistons-5-7-rod-4-040-bore.html

06/02/2026
05/30/2026

Block prep is in full swing. CNC-Motorsports.com

05/24/2026

392 Ford with Yates C3 heads making a dyno pull.

Happy Friday!!385 Series Ford 598 engine build in progress.CNC-Motorsports.com
05/22/2026

Happy Friday!!
385 Series Ford 598 engine build in progress.
CNC-Motorsports.com

**IN-STOCK READY TO SHIP* NO WAITING $3348.95LS 6.0L 370 Rotating assembly kit, Compstar Crankshaft 3.625 8ccw, Compstar...
05/22/2026

**IN-STOCK READY TO SHIP* NO WAITING $3348.95
LS 6.0L 370 Rotating assembly kit, Compstar Crankshaft 3.625 8ccw, Compstar H beam rods with ARP2000 bolts, Diamond Flat top pistons, 4.030 bore (11512-R1) with rings, ACL H series rod and main bearings, 24x reluctor, Balanced. Part number CS-6105-DRP-OS

*NO WAITING, READY TO SHIP, ASSEMBLY IS BALANCED*

more info click here-->https://cnc-motorsports.com/compstar-6-0-ls-370-balanced-rotating-assembly-10-7-1-diamond-flat-top-pistons-4-030-bore.html

**In-stock and ready to ship** BOOST KIT - $2999.95SB Ford 302/347 Rotating assembly kit, Eagle 4340 Forged Steel Cranks...
05/21/2026

**In-stock and ready to ship** BOOST KIT - $2999.95
SB Ford 302/347 Rotating assembly kit, Eagle 4340 Forged Steel Crankshaft 3.400 Stroke, Eagle 5.400 H-Beam Rods with ARP2000 bolts, JE Pistons -22cc Dish with .180 wall pins , 4.030 bore, Total Seal AP steel rings, Clevite H series rod and main bearings, Fits 1 or 2-PC Rear Seal, Internal Balanced, Fits 20 degree in-line heads.

Part number ESP-34706-OS

*NO WAITING, IN-STOCK* BALANCED*

more info click here -->https://cnc-motorsports.com/sb-ford-347-stroker-kit-8-5-1-je-pistons-balanced-assembly-boost-kit.html

Address

118 Front Street
Brookings, SD
57006

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

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