R&D Pro Series Billet Aluminum Head

R&D Racing Pro Series Billet Aluminum Cylinder Heads are designed for high performance. CNC precision machined to deliver power, strength and reliability. Lightweight design incorporates cylinder girdles. Reusable o'rings replace the OEM head gasket and allow you to easily remove domes. Improved large water jacket area offers superior cooling for those high horse power demands.

R&D BILLET HEAD and GIRDLE KITS
Part Number	Description	Retail Price	Our Price	Buy
20‑2516	Kawasaki 750 - 22cc	439.95	395.96
20‑2517	Kawasaki 750 - 24cc	439.95	395.96
20‑2551	Yamaha 701 - 28cc	449.95	395.96
20‑2552	Yamaha 701 - 31cc	449.95	395.96
20‑2553	Yamaha 760 - 28cc	449.95	395.96
20‑2554	Yamaha 760 - 31 cc	449.95	395.96
20‑2555	Yamaha 1100 - 36cc	674.95	607.46
20‑2556	Yamaha 1100 - 41cc	674.95	607.46
20‑2557	Yamaha 1200 XL,GP - 37cc	674.95	607.46
20‑2558	Yamaha 1200 XL,GP - 42cc	674.95	607.46
20‑2559	Yamaha 1200 XLL; GPR - 38cc	674.95	607.46
20‑2422	Yamaha 1200 XLL; GPR - 43cc	674.95	607.46

DOME KITS FOR CAST and BILLET HEADS
Part Number	Description	Retail Price	Our Price	Buy
20‑2526	Kawasaki Twin. Blank Dome Kit	91.95	82.76
20‑2527	Kawasaki Triple Blank Dome Kit	137.95	124.16
20‑2528	Kawasaki 750 - 22cc	91.95	82.76
20‑2529	Kawasaki 750 - 24cc	91.95	82.76
20‑2520	Kawasaki 900 - 28cc	137.95	124.16
20‑2521	Kawasaki 900 - 32cc	137.95	124.16
20‑2522	Kawasaki 1100 - 27cc	137.95	124.16
20‑2523	Kawasaki 1100 - 31cc	137.95	124.16
20‑2525	Kawasaki Ultra 150 -36cc	124.95	112.46
20‑2524	Kawasaki Ultra 150 - 42cc	124.95	112.46
20‑2540	Yamaha Twin Blank Dome Kit	91.95	82.76
20‑2527	Yamaha Triple Blank Dome Kit	137.95	124.16
20‑2542	Yamaha 701 - 28cc	91.95	82.76
20‑2543	Yamaha 701 - 31 cc	91.95	82.76
20‑2544	Yamaha 760 - 28cc	91.95	82.76
20‑2545	Yamaha 760 - 31 cc	91.95	82.76
20‑2488	Yamaha 800 - 34cc	82.95	74.66
20‑2489	Yamaha 800 - 37cc	91.95	82.76
20‑2530	Yamaha1100 - 36cc	137.95	124.16
20‑2531	Yamaha 1100 - 41cc	137.95	124.16
20‑2535	Yamaha 1200GP - 37cc	137.95	124.16
20‑2536	Yamaha 1200GP - 42cc	137.95	124.16
20‑2537	Yamaha 1200XL - 38cc	137.95	124.16
20‑2538	Yamaha 1200XL - 43cc	137.95	124.16
20‑2539	Sea Doo Blank Dome Kit	91.95	82.76
20‑2513	Sea Doo 951 - 41cc	91.95	82.76
20‑2514	Sea Doo 951 - 46cc	91.95	82.76
20‑2515	Sea Doo 951 - 49cc	91.95	82.76