Flexplate Bolt Kit for Chrysler SL6, 3.9L V6 & 273-440 V8 w/ 6 bolt crank

Flexplate Bolt Kit for Chrysler SL6, 3.9L V6 & 273-440 V8 w/ 6 bolt crankARP offers two styles of Flexplate bolts: premium grade Pro Series rated at 190,000 psi and High Performance Series that are rated at 180,000 psi. Both feature an exclusive, flat, 12 point head design and larger than stock shank diameter for increased strength and improved flywheel register. Material: 8740 Chrome Moly Finish: Black Material 2: Finish 2: Origin: USA

You will also note that ARP offers specially undercut studs forseveral engines

The shaft is made from heat-treated

and has the retaining washer installed

and is capable of more than 12

Available inblack oxide finished chrome moly or rust-proofstainless steel

which makes for amore consistent clamping force – and one that compensates forhead gasket compression when the cylinder heads are installed

ARP’s got you covered

This prevents any unnecessary wear or damage to rotating

It has approximately 200% the fatigue life of 8740 chrome moly steel and has a tensile strength of 220

they’ve been known to break at the most inopportune time

All critical shear points feature a large radius for improved reliability and maximum load carrying capacity

Both are available in black oxide finished chrome moly steel or polished ARP Stainless