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Product ID: ER05


The stock bolts hold up pretty well, but if you want to be positive use the best - ARP.ARP Pro series Wave-Loc rod bolts have a symmetrical "wave" on the shank that eliminates stress risers. These bolts also have a .0005 to .0070 in. interference fit to guarantee rod cap alignment and actually strengthen the connecting rod. Made from ARP2000 alloy with a tensile strength of about 220,000 psi, they can handle more than 12,000 lbs. of clamping force. Nuts and lubricant are included

Price: $129.00

Product ID: ER06


As you know we sell high volume front covers. We also port & set up your oil pump for you. Includes a new oil filter adapter.

Price: $490.00

Product ID: ER07


"STROKER KIT" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6.The stroker kit you guys have been waitin for. This kit comes with a 3.625 stroker crank, skat 5.970 h beam rods, and diamond pistons. This kit has the extra edge for mid range and top end due to the advange of our 5.970 rods verses the standard 5.960 rods most other kits use. Gn1performance has the exclusive to this kit.

*All stroker kits require minor machine work

Price: $2,289.00

Product ID: ER08


The weakest link to a stock lower end is the two center main caps. We have seen a few of these broken in half.

Price: $230.00

Product ID: ER09


For extra added security this is a good choice when you are pushing your Buick hard
Price: $120.00

Product ID: ER10


Very serious piece of the puzzle, well worth the investment.
Price: $425.00

Product ID: ER11


These plugs will not rust out like mild steel plugs can, kit comes complete.

Price: $25.00

Product ID: ER12


Some people try to rebuild without replacing cam bearings, don’t make this mistake. We use Clevite bearings with great success

Price: $23.95

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