These flexplates are a great upgrade over the stock units. They feature extra thick steel that's double welded to the ring gear for added strength and they are gold anodised for corrosion resistance. These flexplates will withstand the stress of high-rpm engines and high-stall converters.

Designed for street or race engines with substantially increased horsepower 3.750" Stroke. 6.000" Rod length. 2.100" Big end journal size. Weight: 53 lbs. Internal balance 2 piece rear seal. Designed and engineered by SCAT in Redondo Beach, CA Inspected & micro polished at SCAT in Redondo Beach, CA Straight shot & chamfered oil holes Nitride hardened for superior wear resistance Lightening holes in all rod throws Large radius on all journals. Precision ground, heat treated & shot peened Scat forged standard weight crankshafts are designed for street or race engines with substantially increased horsepower. Scat crankshafts are precision-ground, heat-treated, shot-peened, inspected, and micro-polished at Scat for superior tolerance control. Scat crankshafts are also nitride-hardened for superior wear resistance, have straight-shot and chamfered oil holes, and feature lightening holes in all rod throws. These crankshafts also have a large radius on all journals for improved strength and wear resistance.

Series 9000 Cast Stroker Lightweight Crankshaft SB Chevy stroke to 383, 3.750" Stroke
A perfect way to increase cubic inches on mild to moderate street engines.
3.750" Stroke.
5.700" Rod length.
2.100" Big end journal
350 Mains.
External balance.
Weight: 51 lbs.
Aero-wing counterweights increase horsepower by reducing windage.
Straight shot oil holes.
Lightening holes in all rod throws.
Precision ground and micro polished.
Designed after our custom billets and made from SCAT's exclusive space-age 9000 material.

4340 Forged I-Beam Conrods Holden V8 253-308-304-355, 5.700" length
With 3/8" Thru-Bolts, SCAT's Lightweight I-Beam design offers more strength than stock replacement rods.
5.700" Rod Length.
2.124" Journal size.
.927" Pin dia.
.880" B.E. Width.
3/8" 12-point 8740 cap screw bolts
Special dowelled cap for perfect cap-to-rod alignment resulting in increased strength and longer life.
Bushed.
Balanced at Scat to 1 gram in steps.
Lightweight I-Beam design for increased power and quicker RPM.
All Scat Rods are precision honed on the latest Sunnen Equipment.
Designed to handle increased horsepower versus stock replacement rods.
SCAT connecting rods feature the same high-quality craftsmanship that has led us to the forefront of the performance industry. SCAT rods are made from a 2-piece chromoly steel forging to ensure maximum strength and durability. We offer a complete line of Small and Big-Block Chevy, Small and Big-Block Ford, Holden and many more in both the I-Beam and H-Beam designs. Precision finished at SCAT on the newest and most modern machinery available by SCAT's master machinists.

4340 Forged I-Beam Conrods SB Chevy, 6.000" length
With ARP 7/16" CAP SCREWS, The ultimate I-Beam rod that incorporates the strength and technology of the H-Beam rod.
 
6.000" Rod Length.
2.100" Journal size.
.927" Pin dia.
.940" B.E. Width.
Bushed
7/16" ARP 8740 Cap Screws.
Scat offers the best possible I-Beam Rod which offers a unique forging design to strengthen the big end. Stronger than all other I-Beam designs.
High Tensile 4340 Forged Material for Durability.
Balanced at Scat to ±1 gram in steps.
Single rib cap design for added strength and bearing support.
Polished beams to eliminate stress risers.
Special hollow dowels and huge 7/16" cap screw bolts greatly increase strength and horsepower capabilities
All Scat Rods are precision honed on the latest Sunnen Equipment.
Profiled clearance for stroker applications.
All rods available with ARP 2000 bolts, upon request.
SCAT connecting rods feature the same high-quality craftsmanship that has led us to the forefront of the performance industry. SCAT rods are made from a 2-piece chromoly steel forging to ensure maximum strength and durability. We offer a complete line of Small and Big-Block Chevy, Small and Big-Block Ford, Holden and many more in both the I-Beam and H-Beam designs. Precision finished at SCAT on the newest and most modern machinery available by SCAT's master machinists.