SPECIAL ORDER Quick view Details NONE | sku: ARC_27-3543-S 27-3543-S 420cc Std Stroker 90mm Piston Kit MSRP: Now: $219.99 Add to Cart Compare Quick view Details sku: NR_420PISTONKIT-HEMI 90mm Flat Top Piston for 420cc Hemi Predators MSRP: Now: $31.99 View Details Compare Quick view Details sku: NR_420PISTONKIT 90mm Flat Top Piston, for 420 OHV & GX390 Engines MSRP: Now: $29.99 Add to Cart Compare Quick view Details ARC Racing | sku: ARC_DJ-4290 DJ-4290 Predator 420cc 90mm Ring Set MSRP: Now: $15.00 Add to Cart Compare Quick view NONE | sku: ARC_27-3543-S 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, Wristpin and Clips. Use DJ-4290 rings. MSRP: Now: $219.99 Add to Cart Compare Quick view sku: NR_420PISTONKIT-HEMI 90mm Flat Top Piston for 420cc Hemi Predators 90mm Aftermarket Flat-top Piston 420cc Predators. Will fit most 390 style engines when bored to 90MM's. Valve reliefs for Hemis. Slight bevelPiston measures .660 from top of piston to top of wristpin. GX390s Blocks can be bored to accept this piston407cc... MSRP: Now: $31.99 View Details Compare Quick view sku: NR_420PISTONKIT 90mm Flat Top Piston, for 420 OHV & GX390 Engines 90mm Aftermarket Flat-top Piston for big bore GX390s. Fits stock bore on 420 Predators (non-hemi). GX390s Blocks can be bored to accept this piston407cc using stock crank,433 with +.160 Stroker Cranks,440cc with .200 CrankIncludes Piston & Rings (... MSRP: Now: $29.99 Add to Cart Compare Quick view ARC Racing | sku: ARC_DJ-4290 DJ-4290 Predator 420cc 90mm Ring Set 90mm Rings set for 420cc Predator and other Chinese OHV engines Top Ring at .076" thick 2nd at .076" thick Oil Control Ring at .106" thick These will not fit the "thin ring" pistons MSRP: Now: $15.00 Add to Cart Compare Compare Selected × OK
Quick view Details sku: NR_420PISTONKIT-HEMI 90mm Flat Top Piston for 420cc Hemi Predators MSRP: Now: $31.99 View Details Compare Quick view Details sku: NR_420PISTONKIT 90mm Flat Top Piston, for 420 OHV & GX390 Engines MSRP: Now: $29.99 Add to Cart Compare Quick view Details ARC Racing | sku: ARC_DJ-4290 DJ-4290 Predator 420cc 90mm Ring Set MSRP: Now: $15.00 Add to Cart Compare Quick view NONE | sku: ARC_27-3543-S 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, Wristpin and Clips. Use DJ-4290 rings. MSRP: Now: $219.99 Add to Cart Compare Quick view sku: NR_420PISTONKIT-HEMI 90mm Flat Top Piston for 420cc Hemi Predators 90mm Aftermarket Flat-top Piston 420cc Predators. Will fit most 390 style engines when bored to 90MM's. Valve reliefs for Hemis. Slight bevelPiston measures .660 from top of piston to top of wristpin. GX390s Blocks can be bored to accept this piston407cc... MSRP: Now: $31.99 View Details Compare Quick view sku: NR_420PISTONKIT 90mm Flat Top Piston, for 420 OHV & GX390 Engines 90mm Aftermarket Flat-top Piston for big bore GX390s. Fits stock bore on 420 Predators (non-hemi). GX390s Blocks can be bored to accept this piston407cc using stock crank,433 with +.160 Stroker Cranks,440cc with .200 CrankIncludes Piston & Rings (... MSRP: Now: $29.99 Add to Cart Compare Quick view ARC Racing | sku: ARC_DJ-4290 DJ-4290 Predator 420cc 90mm Ring Set 90mm Rings set for 420cc Predator and other Chinese OHV engines Top Ring at .076" thick 2nd at .076" thick Oil Control Ring at .106" thick These will not fit the "thin ring" pistons MSRP: Now: $15.00 Add to Cart Compare Compare Selected × OK
Quick view Details sku: NR_420PISTONKIT 90mm Flat Top Piston, for 420 OHV & GX390 Engines MSRP: Now: $29.99 Add to Cart Compare Quick view Details ARC Racing | sku: ARC_DJ-4290 DJ-4290 Predator 420cc 90mm Ring Set MSRP: Now: $15.00 Add to Cart Compare Quick view NONE | sku: ARC_27-3543-S 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, Wristpin and Clips. Use DJ-4290 rings. MSRP: Now: $219.99 Add to Cart Compare Quick view sku: NR_420PISTONKIT-HEMI 90mm Flat Top Piston for 420cc Hemi Predators 90mm Aftermarket Flat-top Piston 420cc Predators. Will fit most 390 style engines when bored to 90MM's. Valve reliefs for Hemis. Slight bevelPiston measures .660 from top of piston to top of wristpin. GX390s Blocks can be bored to accept this piston407cc... MSRP: Now: $31.99 View Details Compare Quick view sku: NR_420PISTONKIT 90mm Flat Top Piston, for 420 OHV & GX390 Engines 90mm Aftermarket Flat-top Piston for big bore GX390s. Fits stock bore on 420 Predators (non-hemi). GX390s Blocks can be bored to accept this piston407cc using stock crank,433 with +.160 Stroker Cranks,440cc with .200 CrankIncludes Piston & Rings (... MSRP: Now: $29.99 Add to Cart Compare Quick view ARC Racing | sku: ARC_DJ-4290 DJ-4290 Predator 420cc 90mm Ring Set 90mm Rings set for 420cc Predator and other Chinese OHV engines Top Ring at .076" thick 2nd at .076" thick Oil Control Ring at .106" thick These will not fit the "thin ring" pistons MSRP: Now: $15.00 Add to Cart Compare Compare Selected × OK
Quick view Details ARC Racing | sku: ARC_DJ-4290 DJ-4290 Predator 420cc 90mm Ring Set MSRP: Now: $15.00 Add to Cart Compare Quick view NONE | sku: ARC_27-3543-S 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, Wristpin and Clips. Use DJ-4290 rings. MSRP: Now: $219.99 Add to Cart Compare Quick view sku: NR_420PISTONKIT-HEMI 90mm Flat Top Piston for 420cc Hemi Predators 90mm Aftermarket Flat-top Piston 420cc Predators. Will fit most 390 style engines when bored to 90MM's. Valve reliefs for Hemis. Slight bevelPiston measures .660 from top of piston to top of wristpin. GX390s Blocks can be bored to accept this piston407cc... MSRP: Now: $31.99 View Details Compare Quick view sku: NR_420PISTONKIT 90mm Flat Top Piston, for 420 OHV & GX390 Engines 90mm Aftermarket Flat-top Piston for big bore GX390s. Fits stock bore on 420 Predators (non-hemi). GX390s Blocks can be bored to accept this piston407cc using stock crank,433 with +.160 Stroker Cranks,440cc with .200 CrankIncludes Piston & Rings (... MSRP: Now: $29.99 Add to Cart Compare Quick view ARC Racing | sku: ARC_DJ-4290 DJ-4290 Predator 420cc 90mm Ring Set 90mm Rings set for 420cc Predator and other Chinese OHV engines Top Ring at .076" thick 2nd at .076" thick Oil Control Ring at .106" thick These will not fit the "thin ring" pistons MSRP: Now: $15.00 Add to Cart Compare Compare Selected × OK
Quick view NONE | sku: ARC_27-3543-S 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, Wristpin and Clips. Use DJ-4290 rings. MSRP: Now: $219.99 Add to Cart Compare Quick view sku: NR_420PISTONKIT-HEMI 90mm Flat Top Piston for 420cc Hemi Predators 90mm Aftermarket Flat-top Piston 420cc Predators. Will fit most 390 style engines when bored to 90MM's. Valve reliefs for Hemis. Slight bevelPiston measures .660 from top of piston to top of wristpin. GX390s Blocks can be bored to accept this piston407cc... MSRP: Now: $31.99 View Details Compare Quick view sku: NR_420PISTONKIT 90mm Flat Top Piston, for 420 OHV & GX390 Engines 90mm Aftermarket Flat-top Piston for big bore GX390s. Fits stock bore on 420 Predators (non-hemi). GX390s Blocks can be bored to accept this piston407cc using stock crank,433 with +.160 Stroker Cranks,440cc with .200 CrankIncludes Piston & Rings (... MSRP: Now: $29.99 Add to Cart Compare Quick view ARC Racing | sku: ARC_DJ-4290 DJ-4290 Predator 420cc 90mm Ring Set 90mm Rings set for 420cc Predator and other Chinese OHV engines Top Ring at .076" thick 2nd at .076" thick Oil Control Ring at .106" thick These will not fit the "thin ring" pistons MSRP: Now: $15.00 Add to Cart Compare Compare Selected × OK
Quick view sku: NR_420PISTONKIT-HEMI 90mm Flat Top Piston for 420cc Hemi Predators 90mm Aftermarket Flat-top Piston 420cc Predators. Will fit most 390 style engines when bored to 90MM's. Valve reliefs for Hemis. Slight bevelPiston measures .660 from top of piston to top of wristpin. GX390s Blocks can be bored to accept this piston407cc... MSRP: Now: $31.99 View Details Compare Quick view sku: NR_420PISTONKIT 90mm Flat Top Piston, for 420 OHV & GX390 Engines 90mm Aftermarket Flat-top Piston for big bore GX390s. Fits stock bore on 420 Predators (non-hemi). GX390s Blocks can be bored to accept this piston407cc using stock crank,433 with +.160 Stroker Cranks,440cc with .200 CrankIncludes Piston & Rings (... MSRP: Now: $29.99 Add to Cart Compare Quick view ARC Racing | sku: ARC_DJ-4290 DJ-4290 Predator 420cc 90mm Ring Set 90mm Rings set for 420cc Predator and other Chinese OHV engines Top Ring at .076" thick 2nd at .076" thick Oil Control Ring at .106" thick These will not fit the "thin ring" pistons MSRP: Now: $15.00 Add to Cart Compare Compare Selected × OK
Quick view sku: NR_420PISTONKIT 90mm Flat Top Piston, for 420 OHV & GX390 Engines 90mm Aftermarket Flat-top Piston for big bore GX390s. Fits stock bore on 420 Predators (non-hemi). GX390s Blocks can be bored to accept this piston407cc using stock crank,433 with +.160 Stroker Cranks,440cc with .200 CrankIncludes Piston & Rings (... MSRP: Now: $29.99 Add to Cart Compare Quick view ARC Racing | sku: ARC_DJ-4290 DJ-4290 Predator 420cc 90mm Ring Set 90mm Rings set for 420cc Predator and other Chinese OHV engines Top Ring at .076" thick 2nd at .076" thick Oil Control Ring at .106" thick These will not fit the "thin ring" pistons MSRP: Now: $15.00 Add to Cart Compare Compare Selected
Quick view ARC Racing | sku: ARC_DJ-4290 DJ-4290 Predator 420cc 90mm Ring Set 90mm Rings set for 420cc Predator and other Chinese OHV engines Top Ring at .076" thick 2nd at .076" thick Oil Control Ring at .106" thick These will not fit the "thin ring" pistons MSRP: Now: $15.00 Add to Cart Compare Compare Selected