Quick view 27-3464 GX390 STD 88MM (-.050) Stroker Piston Kit MSRP: Was: Now: $139.95 Add to Cart Compare
Quick view 15-1250 GX390 1.250" ID 3 Stage Header 15" X 1.250" ID 3 Stage Straight Header for the Honda GX390. MSRP: Was: Now: $32.00 Add to Cart Compare
Quick view 15-990 GX390 3 Stage Header .990" ID 15" Long X .990" ID 3 Stage Straight Header for the Honda GX390. MSRP: Was: Now: $32.00 Add to Cart Compare
Quick view 27-3464 GX390 STD 88MM (-.050) Stroker Piston Kit Stroker applications (-.050)Shorter compression height. Std bore 3.464 Clearance .0025 (@.850 down from oil land). Use stock GX390 UT1 T3 rings Use enclosed wristpin (Can also use GX390 wristpin, but must be shortened) Comes with Piston, Wristpin and 2... MSRP: Was: Now: $139.95 Add to Cart Compare
Quick view 27-3543 420CC STD 90MM Piston Kit W/O Rings Forged 420cc Diamond Piston 90mm (3.543) with valve reliefs. Clearance .0025 @ .850 down from oil land. Wrist pin 0.787" x 2.0" Contents: Piston, Wrist pin and 2 Clips. Rings part number DJ-4290(see related items) sold separately. Piston may require... MSRP: Was: Now: $139.99 Add to Cart Compare
Quick view 27-3543-S 420cc Std Stroker 90mm Piston Kit For Stroker applications (-.050") Bore: 90mm (3.543") Clearance .0025" (@.850 down from oil land) Contents: Piston,Rings, Wristpin and Clips MSRP: Was: Now: $149.95 Add to Cart Compare
Quick view 5884 GX390 Small Hole Blower Cover GX390 small hole blower cover MSRP: Was: Now: $8.00 Add to Cart Compare
Quick view 5885 GX390 Big Hole Blower Cover GX390 Big hole blower cover MSRP: Was: Now: $8.00 Add to Cart Compare
Quick view 5886 GX340/GX390 Starter Cover Cover for starter hole on Honda GX340/GX390 blocks for those not using an on-board starter. Will work on Predator 420 and Vegas 460cc blocks MSRP: Was: Now: $8.00 Out of stock Compare
Quick view 6059 Honda GX390/420 Billet Sidecover Honda GX390/420 billet sidecover. Machined from 6061-T6 aircraft grade aluminum features dual crank bearings and cam bearing for extra support. Uses all 4 dowel pens in the block for extra block support. A must for all modified and stroker applications... MSRP: Was: Now: $189.95 Add to Cart Compare
Quick view 6059E O-Ring for 6059,6060 Billet Sidecover 30" .070 Buna-n O-Ring for our 6059 and 6060 Billet Sidecovers MSRP: Was: Now: $1.25 Add to Cart Compare
Quick view 6059S GX390 Crankshaft Shim Kit Kit contains two .1mm shims and two .2mm shims MSRP: Was: Now: $4.35 Add to Cart Compare
Quick view 6060 460cc OHV Billet Sidecover (10 Bolt) Billet dual bearing sidecover for the 460cc OHV engine. Features dual crank bearings to reduce crankshaft flex and ball bearing camshaft support. Uses all 4 dowel pins for extra block support. Comes complete with o-ring gasket, crank seal, crank shims,... MSRP: Was: Now: $189.95 Add to Cart Compare
