Herr Jugs Racing
You race us, You chase us!
HJR RZ350 port jobs for stock stroke, 4mils add $75
Mid range Port $200.00                        Aggressive Track port $350              Port Case $75.00                                 
Aggressive Mid Port $250.00                Drag Race Port $400.00                   Piston Cutting $75.00               
Road Race Port $300.00              
Full RZ350 rebuild $340.00 when added with an HJR port job.
When you buy an HJR port job add a top end rebuild for just $340. Includes pistons, rings, cir clips, wrist pins, top
end gasket kit,
bore and hone of your cylinders. If doing a port job it is the best time to rebuild the top end.
This ensures proper port durations with the new pistons and bore.
+4 Mil stock cyl, up to 85HP $1325.00 Comes with a full port job of your choice on your stock cylinders. +4 mil
crank, bearings, pistons, rings, cir clips, wrist pin and bearings, bore, hone and gaskets for assembly. Head work to
machine the extra stroke it will take.
Send your head and cylinders in today for the porting and machine work. 2 weeks
back they come with all the parts for your 4 mil build.
Call and let us put a great package together for you. 858-945-3622
Yamaha RZ350 Porting & Packages
Crank Welding $65.00
HJR TIG welds the outer pin in place with the outer crank web. Though not 100% full proof this greatly
strengthens the crankshaft. It is a must do when modifying the RZ350 for more power.
Cub blocks stock stroke, +4, +7, +10 $1099.00
You get a nikasiled cub block with 68 mm pistons, rings, cir clips, wrist pins, stud extenders and water plugs.
Porting prices above.
HJR Cub porting
Clean up $150       Don't think you can get any more power out of a cub? We do. We will make your cub Fly!
Dune port $275      Plated or not we can port it for you. We can port plated cubs without having to re-plate it after.
Drag port $300       
Need your cub plated? We start plating at $350.00
RZ350 Parts!
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here       
+4mm crank 68mm piston Cub 421cc $1489.00 You get a plated +4 mil cub block with 68 mm pistons.
Base gasket, plugs and stud extenders. +4 mil crank trued and welded, bearings, pistons, rings, cir clips, wrist pin
and wrist pin bearings. Add full porting for $300.
+10mm crank 68mm piston Cub 465cc $1599.00 You get a plated +10 mil cub block with 68 mm pistons.
Base gasket, plugs and stud extenders. +10 mil crank trued and welded, pistons, rings, cir clips, wrist pin and
wrist pin bearings. Add full porting for $300
+4mm crank 72mm piston Cub 472cc $2199.00 You get a fully ported and plated 472cc cub block
with 72 mm pistons. Base gasket, plugs and stud extenders. +4 mil crank trued and welded, bearings, rings,
cir clips, wrist pin and wrist pin bearings. Head and domes with 0-rings.
+10mm crank 72mm piston Cub 521cc $2399.00 You get a fully ported and plated 521cc cub block
with 72 mm pistons. Base gasket, plugs and stud extenders. +10 mil crank trued and welded ,bearings rings, cir
clips, wrist pin and wrist pin bearings. Head and domes with 0-rings.